CVE-2023-41563 Memory corruption in n/a

Critical 9.8 Published 30 Aug 2023 Updated 1 Oct 2024

A stack overflow in Tenda routers allows attackers to execute arbitrary code or cause denial of service via a crafted MAC parameter.

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

What is CVE-2023-41563?

CVE-2023-41563 is a critical memory corruption vulnerability in Tenda Ac9 Firmware, published on 30 Aug 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Tenda AC9 V3.0 V15.03.06.42_multi and Tenda AC5 US_AC5V1.0RTL_V15.03.06.28 were discovered to contain a stack overflow via parameter mac at url /goform/GetParentControlInfo.

Weakness: CWE-787

Which versions are affected by CVE-2023-41563?

It affects 2 products.

Products include Tenda Ac5 Firmware, Tenda Ac9 Firmware.

How do I fix CVE-2023-41563?

No fix has been published for CVE-2023-41563 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-2023-41563 being exploited?

There is no known exploitation of CVE-2023-41563 in the wild and no public exploit code.

All Tenda Ac9 Firmware vulnerabilities

Sources

Also known as GHSA-vmvm-pfhw-x878.