1. Ubuntu Security Notices
  2. USN-3746-1

USN-3746-1: APT vulnerability

Publication date

20 August 2018

Overview

An attacker could trick APT into installing altered packages.

Releases

Packages

  • apt - Advanced front-end for dpkg

Details

It was discovered that APT incorrectly handled the mirror method
(mirror://). If a remote attacker were able to perform a machine-in-the-middle
attack, this flaw could potentially be used to install altered packages in
environments configured to use mirror:// entries.

It was discovered that APT incorrectly handled the mirror method
(mirror://). If a remote attacker were able to perform a machine-in-the-middle
attack, this flaw could potentially be used to install altered packages in
environments configured to use mirror:// entries.

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
18.04 bionic apt –  1.6.3ubuntu0.1

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References

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