A vulnerability was found in Totolink A8000RU 7.1cu.643_b20200521. This issue affects the function setWiFiBasicCfg of the file /cgi-bin/cstecgi.cgi of the compo…

Published:

27 april 2026 om 22:00:00

Alert date:

28 april 2026 om 10:02:18

Source:

nvd.nist.gov

Mobile & IoT, Network Infrastructure

A remote command injection vulnerability was discovered in Totolink A8000RU router firmware version 7.1cu.643_b20200521. The vulnerability affects the setWiFiBasicCfg function in the CGI handler component at /cgi-bin/cstecgi.cgi. Attackers can exploit this by manipulating the wifiOff argument to inject OS commands. The vulnerability can be exploited remotely and public exploits are available, making it particularly dangerous for affected devices.

Technical details

Mitigation steps:

Affected products:

Totolink A8000RU