CVE-2021-27114

An issue was discovered in D-Link DIR-816 A2 1.10 B05 devices. Within the handler function of the /goform/addassignment route, a very long text entry for the"'s_ip" and "s_mac" fields could lead to a Stack-Based Buffer Overflow and overwrite the return address.

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/GD008/vuln/blob/main/DIR-816_stackoverflow.md	Exploit Third Party Advisory
https://www.dlink.com/en/security-bulletin/	Vendor Advisory
https://github.com/GD008/vuln/blob/main/DIR-816_stackoverflow.md	Exploit Third Party Advisory
https://www.dlink.com/en/security-bulletin/	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:dlink:dir-816_firmware:1.10b05:*:*:*:*:*:*:*

cpe:2.3:h:dlink:dir-816:a2:*:*:*:*:*:*:*

History

21 Nov 2024, 05:57

Type	Values Removed	Values Added
References	~~() https://github.com/GD008/vuln/blob/main/DIR-816_stackoverflow.md - Exploit, Third Party Advisory~~	() https://github.com/GD008/vuln/blob/main/DIR-816_stackoverflow.md - Exploit, Third Party Advisory
References	~~() https://www.dlink.com/en/security-bulletin/ - Vendor Advisory~~	() https://www.dlink.com/en/security-bulletin/ - Vendor Advisory

Information

Published : 2021-04-14 14:15

Updated : 2024-11-21 05:57

NVD link : CVE-2021-27114

Mitre link : CVE-2021-27114

CVE.ORG link : CVE-2021-27114

JSON object : View

Products Affected

dlink

dir-816
dir-816_firmware

CWE

CWE-787

Out-of-bounds Write

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