CVE-2022-29393 Memory corruption in n/a

Critical 9.8 Published 10 May 2022 Updated 3 Aug 2024

A stack overflow in the TOTOLINK N600R router allows attackers to execute arbitrary code or cause a denial of service via the comment 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-2022-29393?

CVE-2022-29393 is a critical memory corruption vulnerability in n/a, published on 10 May 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

TOTOLINK N600R V4.3.0cu.7647_B20210106 was discovered to contain a stack overflow via the comment parameter in the function FUN_004192cc.

Weakness: CWE-787

Which versions are affected by CVE-2022-29393?

It affects 1 product.

Products include Totolink N600r Firmware.

How do I fix CVE-2022-29393?

No fix has been published for CVE-2022-29393 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-2022-29393 being exploited?

There is no known exploitation of CVE-2022-29393 in the wild and no public exploit code.

Sources

Also known as GHSA-rr3f-7m57-r3c9.