Description
An incorrect implementation of "XEP-0280: Message Carbons" in multiple XMPP clients allows a remote attacker to impersonate any user, including contacts, in the vulnerable application's display. This allows for various kinds of social engineering attacks. This CVE is for Converse.js (0.8.0 - 1.0.6, 2.0.0 - 2.0.4).
Remediation
References
https://rt-solutions.de/wp-content/uploads/2017/02/CVE-2017-5589_xmpp_carbons.pdf
https://rt-solutions.de/en/2017/02/CVE-2017-5589_xmpp_carbons/
https://github.com/jcbrand/converse.js/commit/42f249cabbbf5c026398e6d3b350f6f9536ea572
http://openwall.com/lists/oss-security/2017/02/09/29
http://www.securityfocus.com/bid/96183