CVE-2024-4113 Tenda TX9 SetSysTimeCfg sub_42D4DC stack-based overflow

High 8.8 Published Updated

Remote attackers can trigger a stack-based buffer overflow in the Tenda TX9 router's time configuration interface, potentially leading to arbitrary 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-2024-4113?

CVE-2024-4113 is a high-severity memory corruption vulnerability in Tenda TX9, published on 24 Apr 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 Tenda TX9 22.03.02.10. This vulnerability affects the function sub_42D4DC of the file /goform/SetSysTimeCfg. The manipulation of the argument time leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-261856. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-787, CWE-121

Which versions are affected by CVE-2024-4113?

It affects 1 product.

Products include Tenda Tx9 Pro Firmware.

How do I fix CVE-2024-4113?

No fix has been published for CVE-2024-4113 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-2024-4113 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-4113 exists.

Sources

Also known as GHSA-f755-p72c-mhgq.

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