Vulnerability Monitor

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CVE-2025-13188

A vulnerability was detected in D-Link DIR-816L 2_06_b09_beta. Affected by this vulnerability is the function authenticationcgi_main of the file /authentication.cgi. Performing manipulation of the argument Password results in stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit is now public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.

Published

2025-11-14T23:15:43.843

Last Modified

2025-11-20T14:34:12.100

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

CVSSv2 Vector

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

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

10.0

Impact Score

10.0

Weaknesses

Type: Secondary
CWE-119
CWE-121

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	dlink	dir-816l_firmware	2.06.b09	Yes
Hardware	dlink	dir-816l	-	No

References

https://github.com/scanleale/IOT_sec/blob/main/DIR-816L%20stack%20overflow(authentication.cgi).pdf Exploit, Third Party Advisory ([email protected])
https://vuldb.com/?ctiid.332476 Permissions Required, VDB Entry ([email protected])
https://vuldb.com/?id.332476 Third Party Advisory, VDB Entry ([email protected])
https://vuldb.com/?submit.685538 Third Party Advisory, VDB Entry ([email protected])
https://www.dlink.com/ Product ([email protected])
https://github.com/scanleale/IOT_sec/blob/main/DIR-816L%20stack%20overflow(authentication.cgi).pdf Exploit, Third Party Advisory (134c704f-9b21-4f2e-91b3-4a467353bcc0)