CVE-2024-7172 TOTOLINK A3600R getSaveConfig buffer overflow

High 8.7 Published Updated

Remote attackers can trigger a buffer overflow in the TOTOLINK A3600R router via the http_host parameter, potentially leading to code execution.

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-2024-7172?

CVE-2024-7172 is a high-severity memory corruption vulnerability in TOTOLINK A3600R, published on 28 Jul 2024. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability classified as critical was found in TOTOLINK A3600R 4.1.2cu.5182_B20201102. Affected by this vulnerability is the function getSaveConfig of the file /cgi-bin/cstecgi.cgi?action=save&setting. The manipulation of the argument http_host leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-272593 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-120

Which versions are affected by CVE-2024-7172?

It affects 1 product.

Products include Totolink A3600r Firmware.

How do I fix CVE-2024-7172?

No fix has been published for CVE-2024-7172 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-2024-7172 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-7172 exists.

Sources

Also known as GHSA-66jr-63hj-3q99.

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