1. Ubuntu Security Notices
  2. USN-2431-1

USN-2431-1: mod_wsgi vulnerability

Publication date

3 December 2014

Overview

mod_wsgi could be made to run programs with incorrect privileges.

Releases

Packages

  • mod-wsgi - Python WSGI adapter module for Apache

Details

It was discovered that mod_wsgi incorrectly handled errors when setting up
the working directory and group access rights. A malicious application
could possibly use this issue to cause a local privilege escalation when
using daemon mode.

It was discovered that mod_wsgi incorrectly handled errors when setting up
the working directory and group access rights. A malicious application
could possibly use this issue to cause a local privilege escalation when
using daemon mode.

Update instructions

After a standard system update you need to restart your web service to make all the necessary changes.

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
14.10 utopic libapache2-mod-wsgi –  3.5-1ubuntu0.1
libapache2-mod-wsgi-py3 –  3.5-1ubuntu0.1
14.04 trusty libapache2-mod-wsgi –  3.4-4ubuntu2.1.14.04.2
libapache2-mod-wsgi-py3 –  3.4-4ubuntu2.1.14.04.2
12.04 precise libapache2-mod-wsgi –  3.3-4ubuntu0.2
libapache2-mod-wsgi-py3 –  3.3-4ubuntu0.2

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References

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