1. Ubuntu Security Notices
  2. USN-3863-1

USN-3863-1: APT vulnerability

Publication date

22 January 2019

Overview

An attacker could trick APT into installing altered packages.

Releases

Packages

  • apt - Advanced front-end for dpkg

Details

Max Justicz discovered that APT incorrectly handled certain parameters
during redirects. If a remote attacker were able to perform a
machine-in-the-middle attack, this flaw could potentially be used to install
altered packages.

Max Justicz discovered that APT incorrectly handled certain parameters
during redirects. If a remote attacker were able to perform a
machine-in-the-middle attack, this flaw could potentially be used to install
altered packages.

Update instructions

In general, a standard system update will 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
18.10 cosmic apt –  1.7.0ubuntu0.1
18.04 bionic apt –  1.6.6ubuntu0.1
16.04 xenial apt –  1.2.29ubuntu0.1
14.04 trusty apt –  1.0.1ubuntu2.19

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References

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