telepathy-idle could be made to expose sensitive information over the network.
It was discovered that telepathy-idle did not perform any server certificate validation when using SSL connections. If a remote attacker were able to perform a man-in-the-middle attack, this flaw could be exploited to alter or compromise confidential information.
9 May 2013
A security issue affects these releases of Ubuntu and its derivatives:
telepathy-idle could be made to expose sensitive information over the network.
It was discovered that telepathy-idle did not perform any server certificate validation when using SSL connections. If a remote attacker were able to perform a man-in-the-middle attack, this flaw could be exploited to alter or compromise confidential information.
The problem can be corrected by updating your system to the following package versions:
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to restart your session to make all the necessary changes.
Vulmon