CVE-2021-32563 Code injection in n/a

Critical 9.8 Published Updated

Thunar file manager allows code execution by automatically launching associated programs for command-line file arguments without user confirmation.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2021-32563?

CVE-2021-32563 is a critical code injection vulnerability in n/a, published on 11 May 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue was discovered in Thunar before 4.16.7 and 4.17.x before 4.17.2. When called with a regular file as a command-line argument, it delegates to a different program (based on the file type) without user confirmation. This could be used to achieve code execution.

Weakness: CWE-913

Which versions are affected by CVE-2021-32563?

It affects 1 product.

Products include Xfce Thunar.

How do I fix CVE-2021-32563?

Upgrade to a fixed version.

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

Is CVE-2021-32563 being exploited?

There is no known exploitation of CVE-2021-32563 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2021-32563, GHSA-27fg-773w-qwfr, MGASA-2021-0306, OESA-2021-1298, UBUNTU-CVE-2021-32563.

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