PT-2025-28081 · Belkin · Belkin F9K1122

Pjqwudi

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Published

2025-06-25

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Updated

2025-07-11

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CVE-2025-7087

CVSS v2.0

9.0

High

VectorAV:N/AC:L/Au:S/C:C/I:C/A:C
Name of the Vulnerable Software and Affected Versions: Belkin F9K1122 version 1.00.33
Description: A critical vulnerability was found in the function formL2TPSetup of the file /goform/formL2TPSetup of the component webs. The manipulation of the argument L2TPUserName leads to a stack-based buffer overflow. The attack can be launched remotely. The vendor was contacted about this disclosure but did not respond.
Recommendations: For Belkin F9K1122 version 1.00.33, as a temporary workaround, consider disabling the formL2TPSetup function until a patch is available. Restrict access to the /goform/formL2TPSetup endpoint to minimize the risk of exploitation. Avoid using the argument L2TPUserName in the affected endpoint until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Buffer Overflow

Stack Overflow

Weakness Enumeration

Related Identifiers

BDU:2025-08129
CVE-2025-7087

Affected Products

Belkin F9K1122