CVE-2022-27016 Memory corruption in n/a

Critical 9.8 Published 7 Apr 2022 Updated 3 Aug 2024

A stack overflow in the Tenda AC9 router's httpd service allows attackers to execute arbitrary code or cause a denial of service.

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-2022-27016?

CVE-2022-27016 is a critical memory corruption vulnerability in Tenda Ac9 Firmware, published on 7 Apr 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

There is a stack overflow vulnerability in the SetStaticRouteCfg() function in the httpd service of Tenda AC9 15.03.2.21_cn.

Weakness: CWE-787

Which versions are affected by CVE-2022-27016?

It affects 1 product.

Products include Tenda Ac9 Firmware.

How do I fix CVE-2022-27016?

No fix has been published for CVE-2022-27016 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-2022-27016 being exploited?

There is no known exploitation of CVE-2022-27016 in the wild and no public exploit code.

All Tenda Ac9 Firmware vulnerabilities

Sources

Also known as GHSA-qhfh-mv65-6j8c.