Ubuntu Security Notices
USN-4506-1

USN-4506-1: MCabber vulnerability

Publication date

16 September 2020

Overview

MCabber could be made to modify the roster and intercept messages if it received specially crafted XMPP packets.

Releases

16.04 LTS

Packages

mcabber - small Jabber (XMPP) console client

Details

It was discovered that MCabber does not properly manage roster pushes. An
attacker could possibly use this issue to remotely perform
machine-in-the-middle attacks. (CVE-2016-9928).

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
16.04 xenial	mcabber – 0.10.2-1+deb8u1build0.16.04.1

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References

CVE-2016-9928

CVE-2016-9928