1. Ubuntu Security Notices
  2. USN-1666-1

USN-1666-1: Aptdaemon vulnerability

Publication date

17 December 2012

Overview

Aptdaemon could be tricked into installing arbitrary PPA GPG keys.

Releases

Packages

  • aptdaemon - transaction based package management service

Details

It was discovered that Aptdaemon incorrectly validated PPA GPG keys when
importing from a keyserver. If a remote attacker were able to perform a
machine-in-the-middle attack, this flaw could be exploited to install altered
package repository GPG keys.

It was discovered that Aptdaemon incorrectly validated PPA GPG keys when
importing from a keyserver. If a remote attacker were able to perform a
machine-in-the-middle attack, this flaw could be exploited to install altered
package repository GPG keys.

Update instructions

After a standard system update you need to reboot your computer 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
12.04 precise aptdaemon –  0.43+bzr805-0ubuntu7
11.10 oneiric aptdaemon –  0.43+bzr697-0ubuntu1.3

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References

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