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Vulnerability Details :

CVE-2021-28840

Summary
Assigner-mitre
Assigner Org ID-8254265b-2729-46b6-b9e3-3dfca2d5bfca
Published At-10 Aug, 2021 | 17:32
Updated At-03 Aug, 2024 | 21:55
Rejected At-
Credits

Null Pointer Dereference vulnerability exists in D-Link DAP-2310 2.07.RC031, DAP-2330 1.07.RC028, DAP-2360 2.07.RC043, DAP-2553 3.06.RC027, DAP-2660 1.13.RC074, DAP-2690 3.16.RC100, DAP-2695 1.17.RC063, DAP-3320 1.01.RC014 and DAP-3662 1.01.RC022 in the upload_config function of sbin/httpd binary. When the binary handle the specific HTTP GET request, the content in upload_file variable is NULL in the upload_config function then the strncasecmp would take NULL as first argument, and incur the NULL pointer dereference vulnerability.

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:10 Aug, 2021 | 17:32
Updated At:03 Aug, 2024 | 21:55
Rejected At:
▼CVE Numbering Authority (CNA)

Null Pointer Dereference vulnerability exists in D-Link DAP-2310 2.07.RC031, DAP-2330 1.07.RC028, DAP-2360 2.07.RC043, DAP-2553 3.06.RC027, DAP-2660 1.13.RC074, DAP-2690 3.16.RC100, DAP-2695 1.17.RC063, DAP-3320 1.01.RC014 and DAP-3662 1.01.RC022 in the upload_config function of sbin/httpd binary. When the binary handle the specific HTTP GET request, the content in upload_file variable is NULL in the upload_config function then the strncasecmp would take NULL as first argument, and incur the NULL pointer dereference vulnerability.

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
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.dlink.com/en/security-bulletin/
x_refsource_MISC
https://github.com/zyw-200/EQUAFL/blob/main/dlink-email-cve.pdf
x_refsource_MISC
https://github.com/zyw-200/EQUAFL/blob/main/dlink-email-cve2.pdf
x_refsource_MISC
Hyperlink: https://www.dlink.com/en/security-bulletin/
Resource:
x_refsource_MISC
Hyperlink: https://github.com/zyw-200/EQUAFL/blob/main/dlink-email-cve.pdf
Resource:
x_refsource_MISC
Hyperlink: https://github.com/zyw-200/EQUAFL/blob/main/dlink-email-cve2.pdf
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://www.dlink.com/en/security-bulletin/
x_refsource_MISC
x_transferred
https://github.com/zyw-200/EQUAFL/blob/main/dlink-email-cve.pdf
x_refsource_MISC
x_transferred
https://github.com/zyw-200/EQUAFL/blob/main/dlink-email-cve2.pdf
x_refsource_MISC
x_transferred
Hyperlink: https://www.dlink.com/en/security-bulletin/
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://github.com/zyw-200/EQUAFL/blob/main/dlink-email-cve.pdf
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://github.com/zyw-200/EQUAFL/blob/main/dlink-email-cve2.pdf
Resource:
x_refsource_MISC
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:cve@mitre.org
Published At:10 Aug, 2021 | 18:15
Updated At:17 Aug, 2021 | 15:01

Null Pointer Dereference vulnerability exists in D-Link DAP-2310 2.07.RC031, DAP-2330 1.07.RC028, DAP-2360 2.07.RC043, DAP-2553 3.06.RC027, DAP-2660 1.13.RC074, DAP-2690 3.16.RC100, DAP-2695 1.17.RC063, DAP-3320 1.01.RC014 and DAP-3662 1.01.RC022 in the upload_config function of sbin/httpd binary. When the binary handle the specific HTTP GET request, the content in upload_file variable is NULL in the upload_config function then the strncasecmp would take NULL as first argument, and incur the NULL pointer dereference vulnerability.

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
Primary3.17.5HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Primary2.05.0MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P
Type: Primary
Version: 3.1
Base score: 7.5
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Type: Primary
Version: 2.0
Base score: 5.0
Base severity: MEDIUM
Vector:
AV:N/AC:L/Au:N/C:N/I:N/A:P
CPE Matches
D-Link Corporation
dlink
>>dap-2310_firmware>>2.0.7.rc031
cpe:2.3:o:dlink:dap-2310_firmware:2.0.7.rc031:*:*:*:*:*:*:*
D-Link Corporation
dlink
>>dap-2310>>-
cpe:2.3:h:dlink:dap-2310:-:*:*:*:*:*:*:*
D-Link Corporation
dlink
>>dap-2330_firmware>>1.07.rc028
cpe:2.3:o:dlink:dap-2330_firmware:1.07.rc028:*:*:*:*:*:*:*
D-Link Corporation
dlink
>>dap-2330>>-
cpe:2.3:h:dlink:dap-2330:-:*:*:*:*:*:*:*
D-Link Corporation
dlink
>>dap-2360_firmware>>2.07.rc043
cpe:2.3:o:dlink:dap-2360_firmware:2.07.rc043:*:*:*:*:*:*:*
D-Link Corporation
dlink
>>dap-2360>>-
cpe:2.3:h:dlink:dap-2360:-:*:*:*:*:*:*:*
D-Link Corporation
dlink
>>dap-2553_firmware>>3.06.rc027
cpe:2.3:o:dlink:dap-2553_firmware:3.06.rc027:*:*:*:*:*:*:*
D-Link Corporation
dlink
>>dap-2553>>-
cpe:2.3:h:dlink:dap-2553:-:*:*:*:*:*:*:*
D-Link Corporation
dlink
>>dap-2660_firmware>>1.13.rc074
cpe:2.3:o:dlink:dap-2660_firmware:1.13.rc074:*:*:*:*:*:*:*
D-Link Corporation
dlink
>>dap-2660>>-
cpe:2.3:h:dlink:dap-2660:-:*:*:*:*:*:*:*
D-Link Corporation
dlink
>>dap-2690_firmware>>3.16.rc100
cpe:2.3:o:dlink:dap-2690_firmware:3.16.rc100:*:*:*:*:*:*:*
D-Link Corporation
dlink
>>dap-2690>>-
cpe:2.3:h:dlink:dap-2690:-:*:*:*:*:*:*:*
D-Link Corporation
dlink
>>dap-2695_firmware>>1.17.rc063
cpe:2.3:o:dlink:dap-2695_firmware:1.17.rc063:*:*:*:*:*:*:*
D-Link Corporation
dlink
>>dap-2695>>-
cpe:2.3:h:dlink:dap-2695:-:*:*:*:*:*:*:*
D-Link Corporation
dlink
>>dap-3320_firmware>>1.01.rc014
cpe:2.3:o:dlink:dap-3320_firmware:1.01.rc014:*:*:*:*:*:*:*
D-Link Corporation
dlink
>>dap-3320>>-
cpe:2.3:h:dlink:dap-3320:-:*:*:*:*:*:*:*
D-Link Corporation
dlink
>>dap-3662_firmware>>1.01.rc022
cpe:2.3:o:dlink:dap-3662_firmware:1.01.rc022:*:*:*:*:*:*:*
D-Link Corporation
dlink
>>dap-3662>>-
cpe:2.3:h:dlink:dap-3662:-:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-476Primarynvd@nist.gov
CWE ID: CWE-476
Type: Primary
Source: nvd@nist.gov
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://github.com/zyw-200/EQUAFL/blob/main/dlink-email-cve.pdfcve@mitre.org
Exploit
Third Party Advisory
https://github.com/zyw-200/EQUAFL/blob/main/dlink-email-cve2.pdfcve@mitre.org
Third Party Advisory
https://www.dlink.com/en/security-bulletin/cve@mitre.org
Vendor Advisory
Hyperlink: https://github.com/zyw-200/EQUAFL/blob/main/dlink-email-cve.pdf
Source: cve@mitre.org
Resource:
Exploit
Third Party Advisory
Hyperlink: https://github.com/zyw-200/EQUAFL/blob/main/dlink-email-cve2.pdf
Source: cve@mitre.org
Resource:
Third Party Advisory
Hyperlink: https://www.dlink.com/en/security-bulletin/
Source: cve@mitre.org
Resource:
Vendor Advisory

Change History

0
Information is not available yet

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