CVE-2024-0535: Tendacn PA6 Firmware

Critical severity, CVSS 9.8. EPSS: 1% chance of exploitation in the next 30 days.

A vulnerability classified as critical was found in Tenda PA6 1.0.1.21. Affected by this vulnerability is the function cgiPortMapAdd of the file /portmap of the component httpd. The manipulation of the argument groupName leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-250705 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

• Tendacn PA6 Firmware: version 1.0.1.21 only

Published 2024-01-15. Last modified 2026-06-17.