CVE-2024-12352 TOTOLINK EX1800T cstecgi.cgi sub_40662C stack-based overflow

Medium 5.3 Published 9 Dec 2024 Updated 9 Dec 2024

Remote attackers can trigger a stack-based buffer overflow in the EX1800T router via the ssid argument, potentially leading to code execution or denial of service.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2024-12352?

CVE-2024-12352 is a medium-severity memory corruption vulnerability in TOTOLINK EX1800T, published on 9 Dec 2024. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability classified as problematic was found in TOTOLINK EX1800T 9.1.0cu.2112_B20220316. This vulnerability affects the function sub_40662C of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument ssid leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

Weakness: CWE-121, CWE-787, CWE-119

Which versions are affected by CVE-2024-12352?

It affects 1 product.

Products include Totolink Ex1800t Firmware.

How do I fix CVE-2024-12352?

No fix has been published for CVE-2024-12352 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2024-12352 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-12352 exists.

Sources

Also known as GHSA-3m63-4rwc-c6p8.