CVE-2024-8576 TOTOLINK AC1200 T8/AC1200 T10 cstecgi.cgi setIpPortFilterRules buffer overflow

High 8.7 Published 8 Sep 2024 Updated 10 Sep 2024

Remote attackers can trigger a buffer overflow in the router's CGI interface to potentially execute arbitrary code.

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-2024-8576?

CVE-2024-8576 is a high-severity memory corruption vulnerability in TOTOLINK AC1200 T10, published on 8 Sep 2024. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability was found in TOTOLINK AC1200 T8 and AC1200 T10 4.1.5cu.861_B20230220/4.1.8cu.5207. It has been classified as critical. Affected is the function setIpPortFilterRules of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument desc leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-120

Which versions are affected by CVE-2024-8576?

It affects 2 products.

Products include Totolink T10 Firmware, Totolink T8 Firmware.

How do I fix CVE-2024-8576?

No fix has been published for CVE-2024-8576 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-2024-8576 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-8576 exists.

Sources

Also known as GHSA-vhgg-9xrh-8xg8.