CVE-2025-7087: Belkin F9K1122 webs formL2TPSetup stack-based overflow

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 13.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-07-06 · updated 2026-06-17
Weakness: CWE-119

Description

A vulnerability classified as critical was found in Belkin F9K1122 1.00.33. Affected by this vulnerability is the function formL2TPSetup of the file /goform/formL2TPSetup of the component webs. The manipulation of the argument L2TPUserName leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

Belkin F9K1122: 1.00.33

References

https://github.com/wudipjq/my_vuln/blob/main/Belkin/vuln_7/7.md
https://github.com/wudipjq/my_vuln/blob/main/Belkin/vuln_7/7.md#poc
https://vuldb.com/?ctiid.315001
https://vuldb.com/?id.315001
https://vuldb.com/?submit.603696
https://github.com/wudipjq/my_vuln/blob/main/Belkin/vuln_7/7.md

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