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Ubuntu Security Notice USN-6282-1
August 10, 2023

velocity-tools vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

• Ubuntu 20.04 LTS
• Ubuntu 18.04 LTS (Available with Ubuntu Pro)
• Ubuntu 16.04 LTS (Available with Ubuntu Pro)

Summary:

Velocity Tools could be made to run arbitrary code if it opened a specially
crafted file.

Software Description:

• velocity-tools: A subproject of the Apache Velocity project

Details:

Jackson Henry discovered that Velocity Tools incorrectly handled certain
inputs. If a user or an automated system were tricked into opening a specially
crafted input file, a remote attacker could possibly use this issue to execute
arbitrary code.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 20.04 LTS:
libvelocity-tools-java 2.0-7ubuntu0.20.04.1

Ubuntu 18.04 LTS (Available with Ubuntu Pro):
libvelocity-tools-java 2.0-7ubuntu0.18.04.1~esm1

Ubuntu 16.04 LTS (Available with Ubuntu Pro):
libvelocity-tools-java 2.0-4ubuntu0.1~esm1

In general, a standard system update will make all the necessary changes.

References:
https://ubuntu.com/security/notices/USN-6282-1
CVE-2020-13959

Package Information:
https://launchpad.net/ubuntu/+source/velocity-tools/2.0-7ubuntu0.20.04.1