It was discovered that there was a roster push attack [0] in mcabber, a
console-based Jabber (XMPP) client.
For Debian 7 Wheezy, this issue has been fixed in mcabber version
0.10.1-3+deb7u1.
We recommend that you upgrade your mcabber packages.
[0] <https://gultsch.de/gajim_roster_push_and_message_interception.html>