CVE-2022-26189 Command injection in n/a

Critical 9.8 Published 22 Mar 2022 Updated 3 Aug 2024

Attackers can execute arbitrary commands on TOTOLINK N600R routers via the login interface's langType 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-2022-26189?

CVE-2022-26189 is a critical command injection vulnerability in n/a, published on 22 Mar 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.7570_B20200620 was discovered to contain a command injection vulnerability via the langType parameter in the login interface.

Weakness: CWE-77

Which versions are affected by CVE-2022-26189?

It affects 1 product.

Products include Totolink N600r Firmware.

How do I fix CVE-2022-26189?

No fix has been published for CVE-2022-26189 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2022-26189 being exploited?

There is no known exploitation of CVE-2022-26189 in the wild and no public exploit code.

Sources

Also known as GHSA-g7cm-8fhp-3cw4.