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Vulnerability Details :

CVE-2020-26897

Summary
Assigner-mitre
Assigner Org ID-8254265b-2729-46b6-b9e3-3dfca2d5bfca
Published At-09 Oct, 2020 | 06:34
Updated At-04 Aug, 2024 | 16:03
Rejected At-
Credits

Certain NETGEAR devices are affected by disclosure of administrative credentials. This affects CBR40 before 2.5.0.10, RBK752 before 3.2.15.25, RBR750 before 3.2.15.25, RBS750 before 3.2.15.25, RBK852 before 3.2.10.11, RBR850 before 3.2.10.11, and RBS850 before 3.2.10.11.

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:mitre
Assigner Org ID:8254265b-2729-46b6-b9e3-3dfca2d5bfca
Published At:09 Oct, 2020 | 06:34
Updated At:04 Aug, 2024 | 16:03
Rejected At:
▼CVE Numbering Authority (CNA)

Certain NETGEAR devices are affected by disclosure of administrative credentials. This affects CBR40 before 2.5.0.10, RBK752 before 3.2.15.25, RBR750 before 3.2.15.25, RBS750 before 3.2.15.25, RBK852 before 3.2.10.11, RBR850 before 3.2.10.11, and RBS850 before 3.2.10.11.

Affected Products
Vendor
n/a
Product
n/a
Versions
Affected
  • n/a
Problem Types
TypeCWE IDDescription
textN/An/a
Type: text
CWE ID: N/A
Description: n/a
Metrics
VersionBase scoreBase severityVector
3.19.6CRITICAL
CVSS:3.1/AC:L/AV:A/A:L/C:H/I:H/PR:N/S:C/UI:N
Version: 3.1
Base score: 9.6
Base severity: CRITICAL
Vector:
CVSS:3.1/AC:L/AV:A/A:L/C:H/I:H/PR:N/S:C/UI:N
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
https://kb.netgear.com/000062357/Security-Advisory-for-Admin-Credential-Disclosure-on-Some-WiFi-Systems-PSV-2020-0045
x_refsource_MISC
Hyperlink: https://kb.netgear.com/000062357/Security-Advisory-for-Admin-Credential-Disclosure-on-Some-WiFi-Systems-PSV-2020-0045
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://kb.netgear.com/000062357/Security-Advisory-for-Admin-Credential-Disclosure-on-Some-WiFi-Systems-PSV-2020-0045
x_refsource_MISC
x_transferred
Hyperlink: https://kb.netgear.com/000062357/Security-Advisory-for-Admin-Credential-Disclosure-on-Some-WiFi-Systems-PSV-2020-0045
Resource:
x_refsource_MISC
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:cve@mitre.org
Published At:09 Oct, 2020 | 07:15
Updated At:21 Jul, 2021 | 11:39

Certain NETGEAR devices are affected by disclosure of administrative credentials. This affects CBR40 before 2.5.0.10, RBK752 before 3.2.15.25, RBR750 before 3.2.15.25, RBS750 before 3.2.15.25, RBK852 before 3.2.10.11, RBR850 before 3.2.10.11, and RBS850 before 3.2.10.11.

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
Primary3.18.8HIGH
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Secondary3.19.6CRITICAL
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L
Primary2.08.3HIGH
AV:A/AC:L/Au:N/C:C/I:C/A:C
Type: Primary
Version: 3.1
Base score: 8.8
Base severity: HIGH
Vector:
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Type: Secondary
Version: 3.1
Base score: 9.6
Base severity: CRITICAL
Vector:
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L
Type: Primary
Version: 2.0
Base score: 8.3
Base severity: HIGH
Vector:
AV:A/AC:L/Au:N/C:C/I:C/A:C
CPE Matches

NETGEAR, Inc.
netgear
>>cbr40>>-
cpe:2.3:h:netgear:cbr40:-:*:*:*:*:*:*:*
NETGEAR, Inc.
netgear
>>cbr40_firmware>>Versions before 2.5.0.10(exclusive)
cpe:2.3:o:netgear:cbr40_firmware:*:*:*:*:*:*:*:*
NETGEAR, Inc.
netgear
>>rbk752>>-
cpe:2.3:h:netgear:rbk752:-:*:*:*:*:*:*:*
NETGEAR, Inc.
netgear
>>rbk752_firmware>>Versions before 3.2.15.25(exclusive)
cpe:2.3:o:netgear:rbk752_firmware:*:*:*:*:*:*:*:*
NETGEAR, Inc.
netgear
>>rbr750>>-
cpe:2.3:h:netgear:rbr750:-:*:*:*:*:*:*:*
NETGEAR, Inc.
netgear
>>rbr750_firmware>>Versions before 3.2.15.25(exclusive)
cpe:2.3:o:netgear:rbr750_firmware:*:*:*:*:*:*:*:*
NETGEAR, Inc.
netgear
>>rbs750>>-
cpe:2.3:h:netgear:rbs750:-:*:*:*:*:*:*:*
NETGEAR, Inc.
netgear
>>rbs750_firmware>>Versions before 3.2.15.25(exclusive)
cpe:2.3:o:netgear:rbs750_firmware:*:*:*:*:*:*:*:*
NETGEAR, Inc.
netgear
>>rbk852>>-
cpe:2.3:h:netgear:rbk852:-:*:*:*:*:*:*:*
NETGEAR, Inc.
netgear
>>rbk852_firmware>>Versions before 3.2.10.11(exclusive)
cpe:2.3:o:netgear:rbk852_firmware:*:*:*:*:*:*:*:*
NETGEAR, Inc.
netgear
>>rbr850>>-
cpe:2.3:h:netgear:rbr850:-:*:*:*:*:*:*:*
NETGEAR, Inc.
netgear
>>rbr850_firmware>>Versions before 3.2.10.11(exclusive)
cpe:2.3:o:netgear:rbr850_firmware:*:*:*:*:*:*:*:*
NETGEAR, Inc.
netgear
>>rbs850>>-
cpe:2.3:h:netgear:rbs850:-:*:*:*:*:*:*:*
NETGEAR, Inc.
netgear
>>rbs850_firmware>>Versions before 3.2.10.11(exclusive)
cpe:2.3:o:netgear:rbs850_firmware:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
NVD-CWE-noinfoPrimarynvd@nist.gov
CWE ID: NVD-CWE-noinfo
Type: Primary
Source: nvd@nist.gov
Evaluator Description

Evaluator Impact

Evaluator Solution

Vendor Statements

References
HyperlinkSourceResource
https://kb.netgear.com/000062357/Security-Advisory-for-Admin-Credential-Disclosure-on-Some-WiFi-Systems-PSV-2020-0045cve@mitre.org
Vendor Advisory
Hyperlink: https://kb.netgear.com/000062357/Security-Advisory-for-Admin-Credential-Disclosure-on-Some-WiFi-Systems-PSV-2020-0045
Source: cve@mitre.org
Resource:
Vendor Advisory

Change History

0
Information is not available yet

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Action-Not Available
Vendor-n/aNETGEAR, Inc.
Product-d6200_firmwarer6800r6900_firmwarer6900r6700d6200r6700_firmwarer6800_firmwaren/a
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Known To Be Used In Ransomware Campaigns?-Not Available
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Action-Not Available
Vendor-n/aNETGEAR, Inc.
Product-rbr850rbr850_firmwaren/a
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Matching Score-8
Assigner-Zero Day Initiative
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EPSS-0.55% / 66.79%
||
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KEV Added-Not Available
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This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR Nighthawk R7800. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the handling of the rc_service parameter provided to apply_bind.cgi. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-12303.

Action-Not Available
Vendor-NETGEAR, Inc.
Product-br500_firmwarerbk12rbk43sbr500r8900_firmwarerbr40_firmwarerbk23_firmwarerbk14_firmwarerbk15_firmwareex6410ex6420_firmwareex7300v2_firmwarebr200_firmwareex6250_firmwarerbk53_firmwarexr500_firmwarexr700_firmwarerbk15xr450_firmwareex7300rbk12_firmwarerbs40rbs50y_firmwarer8900rbs40_firmwarer9000_firmwarerbr10rbs10_firmwarerbk43_firmwareex6410_firmwarerbs20rbs50_firmwareex6150r9000rbs50yex7700_firmwarer7800rbk23rbs10r7800_firmwareex6100v2_firmwarerbk20_firmwarexr450ex6150_firmwarexr700ex6400rbk43s_firmwarerbk20ex6400_firmwarerbk14ex7300_firmwarerbk44_firmwarerbs20_firmwarebr200d7800rbk44ex8000rbk40ex7320_firmwarerbr20rbk40_firmwarerbk13xr500ex6400v2_firmwareex6100ex6420d7800_firmwarerbk43ex8000_firmwareex6250rbr10_firmwarerbr40rbs50rbr50_firmwarerbr50ex7700rbk13_firmwarelbr20rbr20_firmwareex7320rbk50rbk53lbr20_firmwarerbk50_firmwareR7800
CWE ID-CWE-122
Heap-based Buffer Overflow
CWE ID-CWE-787
Out-of-bounds Write
CVE-2021-27256
Matching Score-8
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EPSS-0.56% / 67.15%
||
7 Day CHG~0.00%
Published-05 Mar, 2021 | 20:00
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Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R7800 firmware version 1.0.2.76. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the handling of the rc_service parameter provided to apply_save.cgi. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-12355.

Action-Not Available
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Product-br500_firmwarerbk12rbk43sbr500ex6150v2_firmwarer8900_firmwarerbr40_firmwarerbk23_firmwarerbk14_firmwarerbk15_firmwareex6410ex6420_firmwareex7300v2_firmwarebr200_firmwareex6250_firmwarerbk53_firmwarexr500_firmwarexr700_firmwarerbk15xr450_firmwareex7300rbk12_firmwarerbs40rbs50y_firmwarer8900rbs40_firmwarer9000_firmwarerbr10rbs10_firmwarerbk43_firmwareex6410_firmwarerbs20rbs50_firmwarerbs50yr9000ex6400v2ex6100v2ex7700_firmwarer7800rbk23rbs10r7800_firmwareex6100v2_firmwarerbk20_firmwarexr450xr700ex6400rbk43s_firmwarerbk20ex6400_firmwarerbk14ex7300_firmwarerbk44_firmwarerbs20_firmwarebr200d7800rbk44ex6150v2ex8000rbk40ex7320_firmwarerbr20rbk40_firmwarerbk13xr500ex6400v2_firmwareex6420ex7300v2d7800_firmwarerbk43ex8000_firmwareex6250rbr10_firmwarerbr40rbs50rbr50_firmwarerbr50ex7700rbk13_firmwarelbr20rbr20_firmwareex7320rbk50rbk53lbr20_firmwarerbk50_firmwareR7800
CWE ID-CWE-78
Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
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Matching Score-8
Assigner-MITRE Corporation
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EPSS-0.90% / 74.67%
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7 Day CHG+0.18%
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Rejected-Not Available
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KEV Added-Not Available
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Vendor-n/aNETGEAR, Inc.
Product-cbr40_firmwarerbs750_firmwarecbr750rbs850_firmwarerbr850rbr750_firmwarecbr750_firmwarecbr40rbs850rbk752_firmwarerbk752rbr750rbs750rbk852_firmwarerbk852rbr850_firmwaren/a
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Matching Score-8
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EPSS-11.15% / 93.21%
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7 Day CHG~0.00%
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Updated-03 Aug, 2024 | 23:10
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

NETGEAR R7000 1.0.11.116 devices have a heap-based Buffer Overflow that is exploitable from the local network without authentication. The vulnerability exists within the handling of an HTTP request. An attacker can leverage this to execute code as root. The problem is that a user-provided length value is trusted during a backup.cgi file upload. The attacker must add a \n before the Content-Length header.

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Product-r7000_firmwarer7000n/a
CWE ID-CWE-787
Out-of-bounds Write
CVE-2021-27251
Matching Score-8
Assigner-Zero Day Initiative
ShareView Details
Matching Score-8
Assigner-Zero Day Initiative
CVSS Score-8.8||HIGH
EPSS-0.22% / 44.27%
||
7 Day CHG~0.00%
Published-14 Apr, 2021 | 15:45
Updated-03 Aug, 2024 | 20:48
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR Nighthawk R7800. Authentication is not required to exploit this vulnerability The specific flaw exists within handling of firmware updates. The issue results from a fallback to a insecure protocol to deliver updates. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-12308.

Action-Not Available
Vendor-NETGEAR, Inc.
Product-br500_firmwarerbk12rbk43sbr500r8900_firmwarerbr40_firmwarerbk23_firmwarerbk14_firmwarerbk15_firmwareex6410ex6420_firmwareex7300v2_firmwarebr200_firmwareex6250_firmwarerbk53_firmwarexr500_firmwarexr700_firmwarerbk15xr450_firmwareex7300rbk12_firmwarerbs40rbs50y_firmwarer8900rbs40_firmwarer9000_firmwarerbr10rbs10_firmwarerbk43_firmwareex6410_firmwarerbs20rbs50_firmwareex6150r9000rbs50yex7700_firmwarer7800rbk23rbs10r7800_firmwareex6100v2_firmwarerbk20_firmwarexr450ex6150_firmwarexr700ex6400rbk43s_firmwarerbk20ex6400_firmwarerbk14ex7300_firmwarerbk44_firmwarerbs20_firmwarebr200d7800rbk44ex8000rbk40ex7320_firmwarerbr20rbk40_firmwarerbk13xr500ex6400v2_firmwareex6100ex6420d7800_firmwarerbk43ex8000_firmwareex6250rbr10_firmwarerbr40rbs50rbr50_firmwarerbr50ex7700rbk13_firmwarelbr20rbr20_firmwareex7320rbk50rbk53lbr20_firmwarerbk50_firmwareR7800
CWE ID-CWE-319
Cleartext Transmission of Sensitive Information
CVE-2021-27254
Matching Score-8
Assigner-Zero Day Initiative
ShareView Details
Matching Score-8
Assigner-Zero Day Initiative
CVSS Score-6.3||MEDIUM
EPSS-0.08% / 25.33%
||
7 Day CHG~0.00%
Published-05 Mar, 2021 | 20:00
Updated-03 Aug, 2024 | 20:48
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of NETGEAR R7800. Authentication is not required to exploit this vulnerability. The specific flaw exists within the apply_save.cgi endpoint. This issue results from the use of hard-coded encryption key. An attacker can leverage this vulnerability to execute arbitrary code in the context of root. Was ZDI-CAN-12287.

Action-Not Available
Vendor-NETGEAR, Inc.
Product-br500_firmwarerbk12rbk43sbr500ex6150v2_firmwarer8900_firmwarerbr40_firmwarerbk23_firmwarerbk14_firmwarerbk15_firmwareex6410ex6420_firmwareex7300v2_firmwarebr200_firmwareex6250_firmwarerbk53_firmwarexr500_firmwarexr700_firmwarerbk15xr450_firmwareex7300rbk12_firmwarerbs40rbs50y_firmwarer8900rbs40_firmwarer9000_firmwarerbr10rbs10_firmwarerbk43_firmwareex6410_firmwarerbs20rbs50_firmwarerbs50yr9000ex6400v2ex6100v2ex7700_firmwarer7800rbk23rbs10r7800_firmwareex6100v2_firmwarerbk20_firmwarexr450xr700ex6400rbk43s_firmwarerbk20ex6400_firmwarerbk14ex7300_firmwarerbk44_firmwarerbs20_firmwarebr200d7800rbk44ex6150v2ex8000rbk40ex7320_firmwarerbr20rbk40_firmwarerbk13xr500ex6400v2_firmwareex6420ex7300v2d7800_firmwarerbk43ex8000_firmwareex6250rbr10_firmwarerbr40rbs50rbr50_firmwarerbr50ex7700rbk13_firmwarelbr20rbr20_firmwareex7320rbk50rbk53lbr20_firmwarerbk50_firmwareR7800
CWE ID-CWE-259
Use of Hard-coded Password
CWE ID-CWE-798
Use of Hard-coded Credentials
CVE-2020-35785
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-8.3||HIGH
EPSS-0.13% / 32.76%
||
7 Day CHG~0.00%
Published-29 Dec, 2020 | 23:40
Updated-04 Aug, 2024 | 17:09
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

NETGEAR DGN2200v1 devices before v1.0.0.60 mishandle HTTPd authentication (aka PSV-2020-0363, PSV-2020-0364, and PSV-2020-0365).

Action-Not Available
Vendor-n/aNETGEAR, Inc.
Product-dgn2200_firmwaredgn2200n/a
CWE ID-CWE-287
Improper Authentication
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