USN-3863-2: APT vulnerability

USN-3863-2: APT vulnerability

apt vulnerability

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

• Ubuntu 12.04 ESM

Summary

An attacker could trick APT into installing altered packages.

Software Description

• apt – Advanced front-end for dpkg

Details

USN-3863-1 fixed a vulnerability in APT. This update provides
the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

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

Update instructions

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

Ubuntu 12.04 ESM

apt – 0.8.16~exp12ubuntu10.28

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

• USN-3863-1
• CVE-2019-3462

Source: USN-3863-2: APT vulnerability