The vulnerability of the setSystemConfig() function in the CGI Handler component of the Totolink-N600R router’s microprogramming system allows a hacker to execute arbitrary code.

The vulnerability of the setSystemConfig function in the CGI Handler component of the Totolink-N600R router’s microprogramming system is related to the execution of operations outside of the buffer in memory. Exploiting this vulnerability could allow a remote attacker to execute arbitrary code...

CVE-2026-79911

CVE-2026-79911 is a stack-based buffer overflow in the setSystemConfig function of /cgi-bin/cstecgi.cgi (CGI Handler) on the TOTOLINK N600R running firmware 4.3.0cu.7647_B20210106 . By manipulating the Hostname argument, an unauthenticated remote attacker can trigger the overflow, achieving full ...

PT-2026-81893

A security vulnerability has been detected in TOTOLINK N600R 4.3.0cu.7647 B20210106. The affected element is the function setSystemConfig of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Such manipulation of the argument Hostname leads to stack-based buffer overflow. It is possible ...

CVE-2025-52873: Incorrect Permission Assignment for Critical Resource

Cognex In-Sight Explorer and In-Sight Camera Firmware expose a telnet-based service on port 23 to allow management operations such as firmware upgrades and device reboots, which require authentication. A user with protected privileges can successfully invoke the SetSystemConfig functionality to...