CVE Catalog

CVE-2026-7749

High
Published: Translated: NVD NIST

Summary

A vulnerability has been detected in Totolink N300RH 3.2.4-B20220812 affecting the setWanConfig function in the /cgi-bin/cstecgi.cgi file. Manipulation of the priDns argument leads to buffer overflow.

Risk Assessment

The attack may be initiated remotely, increasing the risk of exploitation by third parties. The public disclosure of the exploit poses an additional security threat to the system.

Recommendation

It is recommended to update the software to the latest version to eliminate this vulnerability. Additionally, monitor systems for unauthorized access attempts.

Related vulnerabilities

Original NVD description (English source)

A security vulnerability has been detected in Totolink N300RH 3.2.4-B20220812. This affects the function setWanConfig of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. The manipulation of the argument priDns leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS