CVE-2024-3910 Tenda AC500 DhcpListClient fromDhcpListClient stack-based overflow

High 8.8 Published Updated

Remote attackers can trigger a stack-based buffer overflow in the Tenda AC500 router's DHCP list handler, 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-2024-3910?

CVE-2024-3910 is a high-severity memory corruption vulnerability in Tenda AC500, published on 17 Apr 2024. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability, which was classified as critical, has been found in Tenda AC500 2.0.1.9(1307). Affected by this issue is the function fromDhcpListClient of the file /goform/DhcpListClient. The manipulation of the argument page leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-261146 is the identifier assigned to this vulnerability. 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-2024-3910?

It affects 1 product.

Products include Tenda Ac500 Firmware.

How do I fix CVE-2024-3910?

No fix has been published for CVE-2024-3910 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-2024-3910 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-3910 exists.

Sources

Also known as GHSA-343c-q42r-xrgp.

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