CVE-2021-40386 Code injection in n/a

Critical 9.8 Published 15 Apr 2022 Updated 4 Aug 2024

Remote attackers can execute arbitrary code on Kaseya Unitrends Client/Agent systems, posing a critical risk to infrastructure security.

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-2021-40386?

CVE-2021-40386 is a critical code injection vulnerability in n/a, published on 15 Apr 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Kaseya Unitrends Client/Agent through 10.5,5 allows remote attackers to execute arbitrary code.

Which versions are affected by CVE-2021-40386?

It affects 1 product.

Products include Kaseya Unitrends Backup.

How do I fix CVE-2021-40386?

No fix has been published for CVE-2021-40386 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-2021-40386 being exploited?

There is no known exploitation of CVE-2021-40386 in the wild and no public exploit code.

Sources

Also known as GHSA-hpmq-qx89-42jf.