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Vulnerability Details :

CVE-2021-21280

Summary
Assigner-GitHub_M
Assigner Org ID-a0819718-46f1-4df5-94e2-005712e83aaa
Published At-18 Jun, 2021 | 20:35
Updated At-03 Aug, 2024 | 18:09
Rejected At-
Credits

Out-of-bounds write when processing 6LoWPAN extension headers

Contiki-NG is an open-source, cross-platform operating system for internet of things devices. It is possible to cause an out-of-bounds write in versions of Contiki-NG prior to 4.6 when transmitting a 6LoWPAN packet with a chain of extension headers. Unfortunately, the written header is not checked to be within the available space, thereby making it possible to write outside the buffer. The problem has been patched in Contiki-NG 4.6. Users can apply the patch for this vulnerability out-of-band as a workaround.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:GitHub_M
Assigner Org ID:a0819718-46f1-4df5-94e2-005712e83aaa
Published At:18 Jun, 2021 | 20:35
Updated At:03 Aug, 2024 | 18:09
Rejected At:
▼CVE Numbering Authority (CNA)
Out-of-bounds write when processing 6LoWPAN extension headers

Contiki-NG is an open-source, cross-platform operating system for internet of things devices. It is possible to cause an out-of-bounds write in versions of Contiki-NG prior to 4.6 when transmitting a 6LoWPAN packet with a chain of extension headers. Unfortunately, the written header is not checked to be within the available space, thereby making it possible to write outside the buffer. The problem has been patched in Contiki-NG 4.6. Users can apply the patch for this vulnerability out-of-band as a workaround.

Affected Products
Vendor
contiki-ng
Product
contiki-ng
Versions
Affected
  • < 4.6
Problem Types
TypeCWE IDDescription
CWECWE-787CWE-787: Out-of-bounds Write
Type: CWE
CWE ID: CWE-787
Description: CWE-787: Out-of-bounds Write
Metrics
VersionBase scoreBase severityVector
3.18.6HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
Version: 3.1
Base score: 8.6
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
https://github.com/contiki-ng/contiki-ng/security/advisories/GHSA-r768-hrhf-v592
x_refsource_CONFIRM
https://github.com/contiki-ng/contiki-ng/pull/1409
x_refsource_MISC
Hyperlink: https://github.com/contiki-ng/contiki-ng/security/advisories/GHSA-r768-hrhf-v592
Resource:
x_refsource_CONFIRM
Hyperlink: https://github.com/contiki-ng/contiki-ng/pull/1409
Resource:
x_refsource_MISC
▼Authorized Data Publishers (ADP)
CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
https://github.com/contiki-ng/contiki-ng/security/advisories/GHSA-r768-hrhf-v592
x_refsource_CONFIRM
x_transferred
https://github.com/contiki-ng/contiki-ng/pull/1409
x_refsource_MISC
x_transferred
Hyperlink: https://github.com/contiki-ng/contiki-ng/security/advisories/GHSA-r768-hrhf-v592
Resource:
x_refsource_CONFIRM
x_transferred
Hyperlink: https://github.com/contiki-ng/contiki-ng/pull/1409
Resource:
x_refsource_MISC
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:security-advisories@github.com
Published At:18 Jun, 2021 | 21:15
Updated At:22 Jun, 2021 | 19:25

Contiki-NG is an open-source, cross-platform operating system for internet of things devices. It is possible to cause an out-of-bounds write in versions of Contiki-NG prior to 4.6 when transmitting a 6LoWPAN packet with a chain of extension headers. Unfortunately, the written header is not checked to be within the available space, thereby making it possible to write outside the buffer. The problem has been patched in Contiki-NG 4.6. Users can apply the patch for this vulnerability out-of-band as a workaround.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.19.8CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Secondary3.18.6HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
Primary2.07.5HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P
Type: Primary
Version: 3.1
Base score: 9.8
Base severity: CRITICAL
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Type: Secondary
Version: 3.1
Base score: 8.6
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
Type: Primary
Version: 2.0
Base score: 7.5
Base severity: HIGH
Vector:
AV:N/AC:L/Au:N/C:P/I:P/A:P
CPE Matches

contiki-ng
contiki-ng
>>contiki-ng>>Versions before 4.6(exclusive)
cpe:2.3:o:contiki-ng:contiki-ng:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-787Primarysecurity-advisories@github.com
CWE ID: CWE-787
Type: Primary
Source: security-advisories@github.com
Evaluator Description

Evaluator Impact

Evaluator Solution

Vendor Statements

References
HyperlinkSourceResource
https://github.com/contiki-ng/contiki-ng/pull/1409security-advisories@github.com
Patch
Third Party Advisory
https://github.com/contiki-ng/contiki-ng/security/advisories/GHSA-r768-hrhf-v592security-advisories@github.com
Exploit
Patch
Third Party Advisory
Hyperlink: https://github.com/contiki-ng/contiki-ng/pull/1409
Source: security-advisories@github.com
Resource:
Patch
Third Party Advisory
Hyperlink: https://github.com/contiki-ng/contiki-ng/security/advisories/GHSA-r768-hrhf-v592
Source: security-advisories@github.com
Resource:
Exploit
Patch
Third Party Advisory

Change History

0
Information is not available yet

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Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
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Action-Not Available
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CWE ID-CWE-787
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Matching Score-4
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CVSS Score-9.8||CRITICAL
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Updated-05 Aug, 2024 | 01:47
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

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Action-Not Available
Vendor-minishare_projectn/a
Product-minisharen/a
CWE ID-CWE-787
Out-of-bounds Write
CVE-2026-4183
Matching Score-4
Assigner-VulDB
ShareView Details
Matching Score-4
Assigner-VulDB
CVSS Score-9.3||CRITICAL
EPSS-0.27% / 50.79%
||
7 Day CHG~0.00%
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Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
D-Link DIR-816 goahead form2WlanBasicSetup.cgi stack-based overflow

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Action-Not Available
Vendor-D-Link Corporation
Product-dir-816dir-816_firmwareDIR-816
CWE ID-CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE ID-CWE-121
Stack-based Buffer Overflow
CWE ID-CWE-787
Out-of-bounds Write
CVE-2020-0456
Matching Score-4
Assigner-Android (associated with Google Inc. or Open Handset Alliance)
ShareView Details
Matching Score-4
Assigner-Android (associated with Google Inc. or Open Handset Alliance)
CVSS Score-9.8||CRITICAL
EPSS-0.16% / 37.04%
||
7 Day CHG~0.00%
Published-14 Dec, 2020 | 22:05
Updated-04 Aug, 2024 | 06:02
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

There is a possible out of bounds write due to a missing bounds check.Product: AndroidVersions: Android SoCAndroid ID: A-170378843

Action-Not Available
Vendor-n/aGoogle LLC
Product-androidAndroid
CWE ID-CWE-787
Out-of-bounds Write
CVE-2019-17212
Matching Score-4
Assigner-MITRE Corporation
ShareView Details
Matching Score-4
Assigner-MITRE Corporation
CVSS Score-9.8||CRITICAL
EPSS-1.79% / 82.95%
||
7 Day CHG~0.00%
Published-05 Nov, 2019 | 14:53
Updated-05 Aug, 2024 | 01:33
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Buffer overflows were discovered in the CoAP library in Arm Mbed OS 5.14.0. The CoAP parser is responsible for parsing received CoAP packets. The function sn_coap_parser_options_parse() parses CoAP input linearly using a while loop. Once an option is parsed in a loop, the current point (*packet_data_pptr) is increased correspondingly. The pointer is restricted by the size of the received buffer, as well as by the 0xFF delimiter byte. Inside each while loop, the check of the value of *packet_data_pptr is not strictly enforced. More specifically, inside a loop, *packet_data_pptr could be increased and then dereferenced without checking. Moreover, there are many other functions in the format of sn_coap_parser_****() that do not check whether the pointer is within the bounds of the allocated buffer. All of these lead to heap-based or stack-based buffer overflows, depending on how the CoAP packet buffer is allocated.

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CWE ID-CWE-129
Improper Validation of Array Index
CWE ID-CWE-787
Out-of-bounds Write
CVE-2022-36320
Matching Score-4
Assigner-Mozilla Corporation
ShareView Details
Matching Score-4
Assigner-Mozilla Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.51% / 66.73%
||
7 Day CHG-0.03%
Published-22 Dec, 2022 | 00:00
Updated-15 Apr, 2025 | 17:15
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Mozilla developers and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 102. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 103.

Action-Not Available
Vendor-Mozilla Corporation
Product-firefoxFirefox
CWE ID-CWE-787
Out-of-bounds Write
CVE-2026-4213
Matching Score-4
Assigner-VulDB
ShareView Details
Matching Score-4
Assigner-VulDB
CVSS Score-8.7||HIGH
EPSS-0.08% / 23.28%
||
7 Day CHG~0.00%
Published-16 Mar, 2026 | 04:02
Updated-19 Mar, 2026 | 14:31
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
D-Link DNS-1550-04 gui_mgr.cgi cgi_myfavorite_verify stack-based overflow

A vulnerability was detected in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. This vulnerability affects the function cgi_myfavorite_del_user/cgi_myfavorite_verify of the file /cgi-bin/gui_mgr.cgi. Performing a manipulation results in stack-based buffer overflow. The attack may be initiated remotely. The exploit is now public and may be used.

Action-Not Available
Vendor-D-Link Corporation
Product-dns-320lwdns-322l_firmwaredns-1100-4_firmwaredns-345dnr-326_firmwaredns-327ldns-326_firmwarednr-326dns-327l_firmwaredns-321_firmwaredns-322ldns-320_firmwaredns-120dns-321dns-343dns-315l_firmwaredns-315ldns-340ldnr-202ldns-320lw_firmwaredns-325_firmwaredns-1550-04_firmwaredns-120_firmwaredns-320ldns-1200-05dns-726-4_firmwaredns-1200-05_firmwaredns-726-4dns-320l_firmwaredns-1550-04dns-325dns-323_firmwaredns-343_firmwaredns-340l_firmwaredns-323dns-326dnr-202l_firmwaredns-345_firmwaredns-320dns-1100-4DNS-321DNS-323DNS-1550-04DNS-1100-4DNS-327LDNR-202LDNS-320LWDNR-322LDNS-345DNS-320DNS-1200-05DNS-340LDNS-320LDNS-326DNR-326DNS-315LDNS-726-4DNS-325DNS-120DNS-343
CWE ID-CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE ID-CWE-121
Stack-based Buffer Overflow
CWE ID-CWE-787
Out-of-bounds Write
CVE-2019-18293
Matching Score-4
Assigner-Siemens
ShareView Details
Matching Score-4
Assigner-Siemens
CVSS Score-9.8||CRITICAL
EPSS-2.00% / 83.88%
||
7 Day CHG~0.00%
Published-12 Dec, 2019 | 19:08
Updated-05 Aug, 2024 | 01:47
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A vulnerability has been identified in SPPA-T3000 MS3000 Migration Server (All versions). An attacker with network access to the MS3000 Server could trigger a Denial-of-Service condition and potentially gain remote code execution by sending specifically crafted packets to port 5010/tcp. This vulnerability is independent from CVE-2019-18289, CVE-2019-18295, and CVE-2019-18296. Please note that an attacker needs to have network access to the MS3000 in order to exploit this vulnerability. At the time of advisory publication no public exploitation of this security vulnerability was known.

Action-Not Available
Vendor-Siemens AG
Product-sppa-t3000_ms3000_migration_serverSPPA-T3000 MS3000 Migration Server
CWE ID-CWE-122
Heap-based Buffer Overflow
CWE ID-CWE-787
Out-of-bounds Write
CVE-2026-3548
Matching Score-4
Assigner-wolfSSL Inc.
ShareView Details
Matching Score-4
Assigner-wolfSSL Inc.
CVSS Score-7.2||HIGH
EPSS-0.03% / 9.92%
||
7 Day CHG~0.00%
Published-19 Mar, 2026 | 17:45
Updated-29 Apr, 2026 | 18:41
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Buffer overflow in CRL number parsing in wolfSSL

Two buffer overflow vulnerabilities existed in the wolfSSL CRL parser when parsing CRL numbers: a heap-based buffer overflow could occur when improperly storing the CRL number as a hexadecimal string, and a stack-based overflow for sufficiently sized CRL numbers. With appropriately crafted CRLs, either of these out of bound writes could be triggered. Note this only affects builds that specifically enable CRL support, and the user would need to load a CRL from an untrusted source.

Action-Not Available
Vendor-wolfsslwolfSSL
Product-wolfsslwolfSSL
CWE ID-CWE-122
Heap-based Buffer Overflow
CWE ID-CWE-787
Out-of-bounds Write
CVE-2026-42483
Matching Score-4
Assigner-MITRE Corporation
ShareView Details
Matching Score-4
Assigner-MITRE Corporation
CVSS Score-7.3||HIGH
EPSS-0.10% / 27.97%
||
7 Day CHG~0.00%
Published-01 May, 2026 | 00:00
Updated-01 May, 2026 | 18:16
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A heap-based buffer overflow in the Kerberos hash parser in hashcat v7.1.2 allows an attacker to cause a denial of service or possibly execute arbitrary code via a crafted Kerberos hash file. The issue affects module_hash_decode in multiple Kerberos-related modules because account_info_len is calculated from untrusted delimiter positions without upper-bound validation before memcpy copies the data into a fixed-size account_info buffer.

Action-Not Available
Vendor-hashcatn/a
Product-hashcatn/a
CWE ID-CWE-122
Heap-based Buffer Overflow
CWE ID-CWE-787
Out-of-bounds Write
CVE-2020-0072
Matching Score-4
Assigner-Android (associated with Google Inc. or Open Handset Alliance)
ShareView Details
Matching Score-4
Assigner-Android (associated with Google Inc. or Open Handset Alliance)
CVSS Score-9.8||CRITICAL
EPSS-2.28% / 84.86%
||
7 Day CHG~0.00%
Published-17 Apr, 2020 | 18:20
Updated-04 Aug, 2024 | 05:47
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

In rw_t2t_handle_tlv_detect_rsp of rw_t2t_ndef.cc, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution over NFC with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-8.0 Android-8.1 Android-9 Android-10Android ID: A-147310271

Action-Not Available
Vendor-n/aGoogle LLC
Product-androidAndroid
CWE ID-CWE-787
Out-of-bounds Write
CVE-2019-15938
Matching Score-4
Assigner-MITRE Corporation
ShareView Details
Matching Score-4
Assigner-MITRE Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.76% / 73.46%
||
7 Day CHG~0.00%
Published-05 Sep, 2019 | 14:06
Updated-05 Aug, 2024 | 01:03
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Pengutronix barebox through 2019.08.1 has a remote buffer overflow in nfs_readlink_req in fs/nfs.c because a length field is directly used for a memcpy.

Action-Not Available
Vendor-pengutronixn/a
Product-bareboxn/a
CWE ID-CWE-787
Out-of-bounds Write
CVE-2020-0354
Matching Score-4
Assigner-Android (associated with Google Inc. or Open Handset Alliance)
ShareView Details
Matching Score-4
Assigner-Android (associated with Google Inc. or Open Handset Alliance)
CVSS Score-9.8||CRITICAL
EPSS-0.65% / 70.94%
||
7 Day CHG~0.00%
Published-18 Sep, 2020 | 14:52
Updated-04 Aug, 2024 | 05:55
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

In Bluetooth, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-143604331

Action-Not Available
Vendor-n/aGoogle LLC
Product-androidAndroid
CWE ID-CWE-787
Out-of-bounds Write
CVE-2019-16224
Matching Score-4
Assigner-MITRE Corporation
ShareView Details
Matching Score-4
Assigner-MITRE Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.42% / 61.96%
||
7 Day CHG~0.00%
Published-11 Sep, 2019 | 14:47
Updated-05 Aug, 2024 | 01:10
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

An issue was discovered in py-lmdb 0.97. For certain values of md_flags, mdb_node_add does not properly set up a memcpy destination, leading to an invalid write operation. NOTE: this outcome occurs when accessing a data.mdb file supplied by an attacker.

Action-Not Available
Vendor-py-lmdb_projectn/a
Product-py-lmdbn/a
CWE ID-CWE-787
Out-of-bounds Write
CVE-2019-16535
Matching Score-4
Assigner-Yandex N.V.
ShareView Details
Matching Score-4
Assigner-Yandex N.V.
CVSS Score-9.8||CRITICAL
EPSS-1.32% / 80.06%
||
7 Day CHG~0.00%
Published-30 Dec, 2019 | 14:35
Updated-21 Nov, 2024 | 04:30
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

In all versions of ClickHouse before 19.14, an OOB read, OOB write and integer underflow in decompression algorithms can be used to achieve RCE or DoS via native protocol.

Action-Not Available
Vendor-yandexn/a
Product-clickhouseClickHouse
CWE ID-CWE-125
Out-of-bounds Read
CWE ID-CWE-191
Integer Underflow (Wrap or Wraparound)
CWE ID-CWE-787
Out-of-bounds Write
CVE-2019-16736
Matching Score-4
Assigner-MITRE Corporation
ShareView Details
Matching Score-4
Assigner-MITRE Corporation
CVSS Score-9.8||CRITICAL
EPSS-1.93% / 83.60%
||
7 Day CHG~0.00%
Published-13 Dec, 2019 | 20:52
Updated-05 Aug, 2024 | 01:24
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A stack-based buffer overflow in processCommandUploadSnapshot in libcommon.so in Petwant PF-103 firmware 4.22.2.42 and Petalk AI 3.2.2.30 allows remote attackers to cause denial of service or run arbitrary code as the root user.

Action-Not Available
Vendor-skymeepetwantn/a
Product-pf-103petalk_ai_firmwarepetalk_aipf-103_firmwaren/a
CWE ID-CWE-787
Out-of-bounds Write
CVE-2019-9134
Matching Score-4
Assigner-KrCERT/CC
ShareView Details
Matching Score-4
Assigner-KrCERT/CC
CVSS Score-7.4||HIGH
EPSS-1.43% / 80.83%
||
7 Day CHG~0.00%
Published-09 Apr, 2019 | 17:53
Updated-04 Aug, 2024 | 21:38
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Architectural Information System 1.0 and earlier versions have a Stack-based buffer overflow, allows remote attackers to execute arbitrary code.

Action-Not Available
Vendor-solideosSolideo Systems Co,Ltd
Product-architectural_information_systemArchitectural Information System
CWE ID-CWE-120
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CWE ID-CWE-787
Out-of-bounds Write
CVE-2019-16454
Matching Score-4
Assigner-Adobe Systems Incorporated
ShareView Details
Matching Score-4
Assigner-Adobe Systems Incorporated
CVSS Score-9.8||CRITICAL
EPSS-2.56% / 85.68%
||
7 Day CHG~0.00%
Published-19 Dec, 2019 | 14:50
Updated-05 Aug, 2024 | 01:17
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Adobe Acrobat and Reader versions , 2019.021.20056 and earlier, 2017.011.30152 and earlier, 2017.011.30155 and earlier version, 2017.011.30152 and earlier, and 2015.006.30505 and earlier have an out-of-bounds write vulnerability. Successful exploitation could lead to arbitrary code execution .

Action-Not Available
Vendor-Apple Inc.Microsoft CorporationAdobe Inc.
Product-acrobat_dcwindowsmacosacrobat_reader_dcAdobe Acrobat and Reader
CWE ID-CWE-787
Out-of-bounds Write
CVE-2019-15683
Matching Score-4
Assigner-Kaspersky
ShareView Details
Matching Score-4
Assigner-Kaspersky
CVSS Score-9.8||CRITICAL
EPSS-3.00% / 86.71%
||
7 Day CHG~0.00%
Published-29 Oct, 2019 | 17:00
Updated-05 Aug, 2024 | 00:56
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

TurboVNC server code contains stack buffer overflow vulnerability in commit prior to cea98166008301e614e0d36776bf9435a536136e. This could possibly result into remote code execution, since stack frame is not protected with stack canary. This attack appear to be exploitable via network connectivity. To exploit this vulnerability authorization on server is required. These issues have been fixed in commit cea98166008301e614e0d36776bf9435a536136e.

Action-Not Available
Vendor-turbovncKaspersky Lab
Product-turbovncTurboVNC
CWE ID-CWE-121
Stack-based Buffer Overflow
CWE ID-CWE-787
Out-of-bounds Write
CVE-2022-26723
Matching Score-4
Assigner-Apple Inc.
ShareView Details
Matching Score-4
Assigner-Apple Inc.
CVSS Score-9.8||CRITICAL
EPSS-1.21% / 79.21%
||
7 Day CHG~0.00%
Published-26 May, 2022 | 18:54
Updated-03 Aug, 2024 | 05:11
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A memory corruption issue was addressed with improved input validation. This issue is fixed in macOS Monterey 12.4, macOS Big Sur 11.6.6. Mounting a maliciously crafted Samba network share may lead to arbitrary code execution.

Action-Not Available
Vendor-Apple Inc.
Product-macosmacOS
CWE ID-CWE-787
Out-of-bounds Write
CVE-2019-16366
Matching Score-4
Assigner-MITRE Corporation
ShareView Details
Matching Score-4
Assigner-MITRE Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.39% / 59.86%
||
7 Day CHG~0.00%
Published-16 Sep, 2019 | 16:09
Updated-05 Aug, 2024 | 01:10
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

In XS 9.0.0 in Moddable SDK OS180329, there is a heap-based buffer overflow in fxBeginHost in xsAPI.c when called from fxRunDefine in xsRun.c, as demonstrated by crafted JavaScript code to xst.

Action-Not Available
Vendor-moddablen/a
Product-moddablexsn/a
CWE ID-CWE-787
Out-of-bounds Write
CVE-2022-27016
Matching Score-4
Assigner-MITRE Corporation
ShareView Details
Matching Score-4
Assigner-MITRE Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.42% / 62.22%
||
7 Day CHG~0.00%
Published-07 Apr, 2022 | 14:20
Updated-03 Aug, 2024 | 05:18
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

There is a stack overflow vulnerability in the SetStaticRouteCfg() function in the httpd service of Tenda AC9 15.03.2.21_cn.

Action-Not Available
Vendor-n/aTenda Technology Co., Ltd.
Product-ac9_firmwareac9n/a
CWE ID-CWE-787
Out-of-bounds Write
CVE-2022-22635
Matching Score-4
Assigner-Apple Inc.
ShareView Details
Matching Score-4
Assigner-Apple Inc.
CVSS Score-9.8||CRITICAL
EPSS-0.53% / 67.35%
||
7 Day CHG~0.00%
Published-18 Mar, 2022 | 17:59
Updated-03 Aug, 2024 | 03:21
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in tvOS 15.4, iOS 15.4 and iPadOS 15.4. An application may be able to gain elevated privileges.

Action-Not Available
Vendor-Apple Inc.
Product-iphone_osipadostvostvOSiOS and iPadOS
CWE ID-CWE-787
Out-of-bounds Write
CVE-2019-14897
Matching Score-4
Assigner-Red Hat, Inc.
ShareView Details
Matching Score-4
Assigner-Red Hat, Inc.
CVSS Score-6.6||MEDIUM
EPSS-0.29% / 52.81%
||
7 Day CHG~0.00%
Published-29 Nov, 2019 | 14:00
Updated-05 Aug, 2024 | 00:26
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A stack-based buffer overflow was found in the Linux kernel, version kernel-2.6.32, in Marvell WiFi chip driver. An attacker is able to cause a denial of service (system crash) or, possibly execute arbitrary code, when a STA works in IBSS mode (allows connecting stations together without the use of an AP) and connects to another STA.

Action-Not Available
Vendor-Linux Kernel Organization, IncDebian GNU/LinuxCanonical Ltd.Red Hat, Inc.
Product-ubuntu_linuxdebian_linuxlinux_kernelkernel
CWE ID-CWE-121
Stack-based Buffer Overflow
CWE ID-CWE-787
Out-of-bounds Write
CVE-2019-9687
Matching Score-4
Assigner-MITRE Corporation
ShareView Details
Matching Score-4
Assigner-MITRE Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.49% / 65.87%
||
7 Day CHG~0.00%
Published-11 Mar, 2019 | 16:00
Updated-04 Aug, 2024 | 21:54
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

PoDoFo 0.9.6 has a heap-based buffer overflow in PdfString::ConvertUTF16toUTF8 in base/PdfString.cpp.

Action-Not Available
Vendor-podofo_projectn/aFedora Project
Product-podofofedoran/a
CWE ID-CWE-787
Out-of-bounds Write
CVE-2026-3849
Matching Score-4
Assigner-wolfSSL Inc.
ShareView Details
Matching Score-4
Assigner-wolfSSL Inc.
CVSS Score-6.9||MEDIUM
EPSS-0.22% / 44.12%
||
7 Day CHG~0.00%
Published-19 Mar, 2026 | 20:29
Updated-26 Mar, 2026 | 18:20
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Buffer Overflow in HPKE via Oversized ECH Config

Stack Buffer Overflow in wc_HpkeLabeledExtract via Oversized ECH Config. A vulnerability existed in wolfSSL 5.8.4 ECH (Encrypted Client Hello) support, where a maliciously crafted ECH config could cause a stack buffer overflow on the client side, leading to potential remote execution and client program crash. This could be exploited by a malicious TLS server supporting ECH. Note that ECH is off by default, and is only enabled with enable-ech.

Action-Not Available
Vendor-wolfsslwolfSSL Inc.
Product-wolfsslwolfSSL
CWE ID-CWE-787
Out-of-bounds Write
CVE-2022-27572
Matching Score-4
Assigner-Samsung Mobile
ShareView Details
Matching Score-4
Assigner-Samsung Mobile
CVSS Score-8.1||HIGH
EPSS-1.58% / 81.78%
||
7 Day CHG~0.00%
Published-11 Apr, 2022 | 19:37
Updated-03 Aug, 2024 | 05:32
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Heap-based buffer overflow vulnerability in parser_ipma function of libsimba library prior to SMR Apr-2022 Release 1 allows code execution by remote attackers.

Action-Not Available
Vendor-Google LLCSamsung Electronics
Product-androidSamsung Mobile Devices
CWE ID-CWE-122
Heap-based Buffer Overflow
CWE ID-CWE-787
Out-of-bounds Write
CVE-2022-27568
Matching Score-4
Assigner-Samsung Mobile
ShareView Details
Matching Score-4
Assigner-Samsung Mobile
CVSS Score-8.1||HIGH
EPSS-1.58% / 81.78%
||
7 Day CHG~0.00%
Published-11 Apr, 2022 | 19:37
Updated-03 Aug, 2024 | 05:32
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Heap-based buffer overflow vulnerability in parser_iloc function in libsimba library prior to SMR Apr-2022 Release 1 allows code execution by remote attacker.

Action-Not Available
Vendor-Google LLCSamsung Electronics
Product-androidSamsung Mobile Devices
CWE ID-CWE-122
Heap-based Buffer Overflow
CWE ID-CWE-787
Out-of-bounds Write
CVE-2023-49044
Matching Score-4
Assigner-MITRE Corporation
ShareView Details
Matching Score-4
Assigner-MITRE Corporation
CVSS Score-9.8||CRITICAL
EPSS-1.66% / 82.24%
||
7 Day CHG~0.00%
Published-27 Nov, 2023 | 00:00
Updated-02 Aug, 2024 | 21:46
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Stack Overflow vulnerability in Tenda AX1803 v.1.0.0.1 allows a remote attacker to execute arbitrary code via the ssid parameter in the function form_fast_setting_wifi_set.

Action-Not Available
Vendor-n/aTenda Technology Co., Ltd.
Product-ax1803_firmwareax1803n/a
CWE ID-CWE-787
Out-of-bounds Write
CVE-2019-14431
Matching Score-4
Assigner-MITRE Corporation
ShareView Details
Matching Score-4
Assigner-MITRE Corporation
CVSS Score-9.8||CRITICAL
EPSS-5.50% / 90.32%
||
7 Day CHG~0.00%
Published-29 Jul, 2019 | 21:21
Updated-05 Aug, 2024 | 00:19
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

In MatrixSSL 3.8.3 Open through 4.2.1 Open, the DTLS server mishandles incoming network messages leading to a heap-based buffer overflow of up to 256 bytes and possible Remote Code Execution in parseSSLHandshake in sslDecode.c. During processing of a crafted packet, the server mishandles the fragment length value provided in the DTLS message.

Action-Not Available
Vendor-matrixssln/a
Product-matrixssln/a
CWE ID-CWE-787
Out-of-bounds Write
CWE ID-CWE-755
Improper Handling of Exceptional Conditions
CVE-2019-14896
Matching Score-4
Assigner-Red Hat, Inc.
ShareView Details
Matching Score-4
Assigner-Red Hat, Inc.
CVSS Score-7.8||HIGH
EPSS-0.74% / 73.04%
||
7 Day CHG~0.00%
Published-27 Nov, 2019 | 08:05
Updated-05 Aug, 2024 | 00:26
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A heap-based buffer overflow vulnerability was found in the Linux kernel, version kernel-2.6.32, in Marvell WiFi chip driver. A remote attacker could cause a denial of service (system crash) or, possibly execute arbitrary code, when the lbs_ibss_join_existing function is called after a STA connects to an AP.

Action-Not Available
Vendor-Fedora ProjectCanonical Ltd.Red Hat, Inc.Linux Kernel Organization, IncDebian GNU/Linux
Product-ubuntu_linuxdebian_linuxlinux_kernelfedoraenterprise_linuxkernel
CWE ID-CWE-122
Heap-based Buffer Overflow
CWE ID-CWE-787
Out-of-bounds Write
CVE-2019-14901
Matching Score-4
Assigner-Red Hat, Inc.
ShareView Details
Matching Score-4
Assigner-Red Hat, Inc.
CVSS Score-8.8||HIGH
EPSS-4.67% / 89.44%
||
7 Day CHG~0.00%
Published-29 Nov, 2019 | 14:05
Updated-05 Aug, 2024 | 00:26
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A heap overflow flaw was found in the Linux kernel, all versions 3.x.x and 4.x.x before 4.18.0, in Marvell WiFi chip driver. The vulnerability allows a remote attacker to cause a system crash, resulting in a denial of service, or execute arbitrary code. The highest threat with this vulnerability is with the availability of the system. If code execution occurs, the code will run with the permissions of root. This will affect both confidentiality and integrity of files on the system.

Action-Not Available
Vendor-Fedora ProjectCanonical Ltd.Red Hat, Inc.Linux Kernel Organization, IncDebian GNU/Linux
Product-ubuntu_linuxdebian_linuxlinux_kernelfedorakernel
CWE ID-CWE-400
Uncontrolled Resource Consumption
CWE ID-CWE-122
Heap-based Buffer Overflow
CWE ID-CWE-787
Out-of-bounds Write
CVE-2022-27022
Matching Score-4
Assigner-MITRE Corporation
ShareView Details
Matching Score-4
Assigner-MITRE Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.42% / 62.22%
||
7 Day CHG~0.00%
Published-07 Apr, 2022 | 15:02
Updated-03 Aug, 2024 | 05:18
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

There is a stack overflow vulnerability in the SetSysTimeCfg() function in the httpd service of Tenda AC9 V15.03.2.21_cn. The attacker can obtain a stable root shell through a constructed payload.

Action-Not Available
Vendor-n/aTenda Technology Co., Ltd.
Product-ac9_firmwareac9n/a
CWE ID-CWE-787
Out-of-bounds Write
CVE-2022-36515
Matching Score-4
Assigner-MITRE Corporation
ShareView Details
Matching Score-4
Assigner-MITRE Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.46% / 64.28%
||
7 Day CHG~0.00%
Published-25 Aug, 2022 | 13:58
Updated-03 Aug, 2024 | 10:07
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

H3C GR-1200W MiniGRW1A0V100R006 was discovered to contain a stack overflow via the function addactionlist.

Action-Not Available
Vendor-n/aNew H3C Technologies Co., Ltd.
Product-gr-1200w_firmwaregr-1200wn/a
CWE ID-CWE-787
Out-of-bounds Write
CVE-2026-33854
Matching Score-4
Assigner-Government Technology Agency of Singapore Cyber Security Group (GovTech CSG)
ShareView Details
Matching Score-4
Assigner-Government Technology Agency of Singapore Cyber Security Group (GovTech CSG)
CVSS Score-8.8||HIGH
EPSS-0.05% / 16.93%
||
7 Day CHG~0.00%
Published-24 Mar, 2026 | 05:57
Updated-26 Mar, 2026 | 19:17
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Out-of-bounds Write in MolotovCherry Android-ImageMagick7

Out-of-bounds Write vulnerability in MolotovCherry Android-ImageMagick7.This issue affects Android-ImageMagick7: before 7.1.2-10.

Action-Not Available
Vendor-molotovcherryMolotovCherry
Product-android-imagemagick7Android-ImageMagick7
CWE ID-CWE-787
Out-of-bounds Write
CVE-2019-8756
Matching Score-4
Assigner-Apple Inc.
ShareView Details
Matching Score-4
Assigner-Apple Inc.
CVSS Score-9.8||CRITICAL
EPSS-1.25% / 79.55%
||
7 Day CHG~0.00%
Published-27 Oct, 2020 | 19:48
Updated-04 Aug, 2024 | 21:31
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Multiple memory corruption issues were addressed with improved input validation. This issue is fixed in macOS Catalina 10.15, iOS 13, iCloud for Windows 7.14, iCloud for Windows 10.7, tvOS 13, macOS Catalina 10.15.1, Security Update 2019-001, and Security Update 2019-006, watchOS 6, iTunes 12.10.1 for Windows. Multiple issues in libxml2.

Action-Not Available
Vendor-Apple Inc.
Product-ituneswatchostvosmac_os_xicloudtvOSmacOSwatchOSiOS
CWE ID-CWE-787
Out-of-bounds Write
CVE-2023-7208
Matching Score-4
Assigner-VulDB
ShareView Details
Matching Score-4
Assigner-VulDB
CVSS Score-8||HIGH
EPSS-0.42% / 62.21%
||
7 Day CHG~0.00%
Published-07 Jan, 2024 | 07:00
Updated-02 Aug, 2024 | 08:57
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Totolink X2000R_V2 boa formTmultiAP buffer overflow

A vulnerability classified as critical was found in Totolink X2000R_V2 2.0.0-B20230727.10434. This vulnerability affects the function formTmultiAP of the file /bin/boa. The manipulation leads to buffer overflow. VDB-249742 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Action-Not Available
Vendor-TOTOLINK
Product-x2000rx2000r_firmwareX2000R_V2x2000r_firmware
CWE ID-CWE-120
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CWE ID-CWE-787
Out-of-bounds Write
CVE-2026-40493
Matching Score-4
Assigner-GitHub, Inc.
ShareView Details
Matching Score-4
Assigner-GitHub, Inc.
CVSS Score-9.8||CRITICAL
EPSS-0.06% / 17.55%
||
7 Day CHG~0.00%
Published-18 Apr, 2026 | 01:41
Updated-20 Apr, 2026 | 18:55
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
SAIL has heap buffer overflow in PSD decoder — bpp mismatch in LAB 16-bit mode

SAIL is a cross-platform library for loading and saving images with support for animation, metadata, and ICC profiles. Prior to commit c930284445ea3ff94451ccd7a57c999eca3bc979, the PSD codec computes bytes-per-pixel (`bpp`) from raw header fields `channels * depth`, but the pixel buffer is allocated based on the resolved pixel format. For LAB mode with `channels=3, depth=16`, `bpp = (3*16+7)/8 = 6`, but the format `BPP40_CIE_LAB` allocates only 5 bytes per pixel. Every pixel write overshoots, causing a deterministic heap buffer overflow on every row. Commit c930284445ea3ff94451ccd7a57c999eca3bc979 contains a patch.

Action-Not Available
Vendor-HappySeaFox
Product-sail
CWE ID-CWE-787
Out-of-bounds Write
CVE-2019-14697
Matching Score-4
Assigner-MITRE Corporation
ShareView Details
Matching Score-4
Assigner-MITRE Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.66% / 71.27%
||
7 Day CHG~0.00%
Published-06 Aug, 2019 | 15:34
Updated-05 Aug, 2024 | 00:26
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

musl libc through 1.1.23 has an x87 floating-point stack adjustment imbalance, related to the math/i386/ directory. In some cases, use of this library could introduce out-of-bounds writes that are not present in an application's source code.

Action-Not Available
Vendor-musl-libcn/a
Product-musln/a
CWE ID-CWE-787
Out-of-bounds Write
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