CVE-2021-42132 Command injection in Ivanti Avalanche

High 8.8 Published Updated

An attacker with access to the Inforail Service can execute arbitrary commands on Ivanti Avalanche servers.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2021-42132?

CVE-2021-42132 is a high-severity command injection vulnerability in Ivanti Avalanche, published on 7 Dec 2021. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A command Injection vulnerability exists in Ivanti Avalanche before 6.3.3 allows an attacker with access to the Inforail Service to perform arbitrary command execution.

Weakness: CWE-77

Which versions are affected by CVE-2021-42132?

It affects 1 product.

Products include Ivanti Avalanche.

How do I fix CVE-2021-42132?

No fix has been published for CVE-2021-42132 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-2021-42132 being exploited?

There is no known exploitation of CVE-2021-42132 in the wild and no public exploit code.

All Ivanti Avalanche vulnerabilities

Sources

Also known as GHSA-j2pv-v7wm-5hcj.

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