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High · 8.8 CVE-2025-12258 EUVD-2025-36140GHSA-jxjv-q5pr-4jwv

TOTOLINK A3300R POST Parameter cstecgi.cg setOpModeCfg stack-based overflow

Published Oct 27, 2025 · Updated Feb 24, 2026 · Assigned by VulDB

Description

A vulnerability was detected in TOTOLINK A3300R 17.0.0cu.557_B20221024. Impacted is the function setOpModeCfg of the file /cgi-bin/cstecgi.cg of the component POST Parameter Handler. The manipulation of the argument opmode results in stack-based buffer overflow. The attack may be performed from remote.

Affected products

VendorProductAffectedFixed
TOTOLINK A3300R 17.0.0cu.557_B20221024 —

References