CVE Catalog

CVE-2026-120283

CriticalCVSS 10.0
Published: Translated: NVD NIST

Summary

A vulnerability was identified in Linksys E8450 version 1.2.00.360516 in the strcpy function of /www/cgi-bin/portal.cgi. Manipulation of the hidden_timezone argument leads to a stack-based buffer overflow. The attack can be executed remotely, and the vendor did not respond to the disclosure.

Risk Assessment

A remote attacker could exploit the buffer overflow to crash the service or potentially execute arbitrary code on the device. This poses a serious risk to the confidentiality and availability of the network managed by the device.

Recommendation

Restrict access to the device management interface and monitor for vendor firmware updates. Until a patch is available, consider disabling or isolating the vulnerable CGI interface.

Related vulnerabilities

Original NVD description (English source)

A vulnerability was identified in Linksys E8450 1.2.00.360516. Affected is the function strcpy of the file /www/cgi-bin/portal.cgi. Such manipulation of the argument hidden_timezone leads to stack-based buffer overflow. The attack can be executed remotely. The vendor was contacted early about this disclosure but did not respond in any way.

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