The vulnerability of the sub_422880() function in TOTOLINK LR350 router microprogramming software allows a intruder to trigger a service failure.

The vulnerability of the sub422880 function in TOTOLINK LR350 router microprogramming software is related to buffer overflow in the stack. Exploiting this vulnerability can allow an attacker to cause a service failure...

TOTOLINK LR350 sub_422880 function stack buffer overflow vulnerability

TOTOLINK LR350 is a 4GLTE wireless router from China's Gion Electronics TOTOLINK that supports converting 4G signals to wired signals for home and office scenarios. The TOTOLINK LR350 suffers from a stack buffer overflow vulnerability, which stems from the failure of the ssid parameter in the...

CVE-2025-63465

The Totolink LR350 router (version v9.3.5u.6369_B20220309 ) is vulnerable to a stack buffer overflow within the sub_422880 function. The root cause is the failure of the ssid parameter to correctly validate the length and size of input data. An attacker can exploit this via a crafted request to t...