Unrated severityNVD Advisory· Published Oct 27, 2025· Updated Oct 27, 2025

TOTOLINK A3300R POST Parameter cstecgi.cgi setLanguageCfg stack-based overflow

CVE-2025-12241

Description

A vulnerability was detected in TOTOLINK A3300R 17.0.0cu.557_B20221024. This impacts the function setLanguageCfg of the file /cgi-bin/cstecgi.cgi of the component POST Parameter Handler. The manipulation of the argument lang results in stack-based buffer overflow. It is possible to launch the attack remotely. The exploit is now public and may be used.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Totolink/A3300Rllm-fuzzy2 versions
= 17.0.0cu.557_B20221024+ 1 more
- (no CPE)range: = 17.0.0cu.557_B20221024
- (no CPE)range: 17.0.0cu.557_B20221024

Patches

Vulnerability mechanics

References

github.com/noahze01/IoT-vulnerable/blob/main/TOTOLink/A3300R/setLanguageCfg.mdmitreexploit
vuldb.commitrethird-party-advisory
vuldb.commitresignaturepermissions-required
vuldb.commitrevdb-entrytechnical-description
www.totolink.netmitreproduct

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