CVE-2025-67186

published 2026-02-03

CVE-2025-67186: TOTOLINK A950RG V4.1.2cu.5204_B20210112 contains a buffer overflow vulnerability in the setUrlFilterRules interface of /lib/cste_modules/firewall.so. The…

critical 9.8 CVSS 3.1

AV N AC L PR N UI N S U C H I H A H

TOTOLINK A950RG V4.1.2cu.5204_B20210112 contains a buffer overflow vulnerability in the setUrlFilterRules interface of /lib/cste_modules/firewall.so. The vulnerability occurs because the `url` parameter is not properly validated for length, allowing remote attackers to trigger a buffer overflow, potentially leading to arbitrary code execution or denial of service.

Affected

1 ranges

Vendor	Product	Version range	Fixed in
totolink	a950rg_firmware	—	—

CWE-120