CVE-2021-44734 Code injection in n/a

Critical 9.8 Published 20 Jan 2022 Updated 4 Aug 2024

Attackers can achieve remote code execution on Lexmark devices due to insufficient input sanitization in the embedded web server.

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-2021-44734?

CVE-2021-44734 is a critical code injection vulnerability in n/a, published on 20 Jan 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Embedded web server input sanitization vulnerability in Lexmark devices through 2021-12-07, which can which can lead to remote code execution on the device.

Weakness: CWE-94

Which versions are affected by CVE-2021-44734?

It affects 234 products.

Products include Lexmark 6500e Firmware, Lexmark B2236 Firmware, Lexmark B2338 Firmware, Lexmark B2442 Firmware, Lexmark B2546 Firmware, Lexmark B2650 Firmware and 228 more.

How do I fix CVE-2021-44734?

No fix has been published for CVE-2021-44734 yet. Limit exposure of the affected software until one is available.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2021-44734 being exploited?

There is no known exploitation of CVE-2021-44734 in the wild and no public exploit code.

Sources

Also known as GHSA-j6rg-mpmv-h73q.