USN-3825-2: mod_perl vulnerability

22 November 2018

libapache2-mod-perl2 vulnerability

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

  • Ubuntu 12.04 ESM

Summary

mod_perl could be made to run programs contrary to expectations.

Software Description

  • libapache2-mod-perl2 - Integration of perl with the Apache2 web server

Details

USN-3825-1 fixed a vulnerability in mod_perl. This update provides the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

Jan Ingvoldstad discovered that mod_perl incorrectly handled configuration options to disable being used by unprivileged users, contrary to the documentation. A local attacker could possibly use this issue to execute arbitrary Perl code.

Update instructions

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

Ubuntu 12.04 ESM
libapache2-mod-perl2 - 2.0.5-5ubuntu1.1

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References