USN-1270-1: Software Center vulnerability

Publication date

21 November 2011

Overview

An attacker could trick Software Center into installing altered packages and repositories or exposing sensitive information over the network.


Packages

  • software-center - Utility for browsing, installing, and removing applications

Details

David B. discovered that Software Center incorrectly validated server
certificates when performing secure connections. If a remote attacker were
able to perform a machine-in-the-middle attack, this flaw could be exploited to
view sensitive information or install altered packages and repositories.

David B. discovered that Software Center incorrectly validated server
certificates when performing secure connections. If a remote attacker were
able to perform a machine-in-the-middle attack, this flaw could be exploited to
view sensitive information or install altered packages and repositories.

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
11.10 oneiric software-center –  5.0.2ubuntu0.1
11.04 natty software-center –  4.0.5ubuntu0.1
10.10 maverick software-center –  3.0.10ubuntu0.1

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.


Have additional questions?

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