CVE-2017-5604

5.9 mediumEPSS 1.3%

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 mcabber 1.0.0 - 1.0.4.

Severity

CVSS 3.0

5.9 medium

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

EPSS: 1.3% chance of exploitation in the next 30 days; higher than 71% of CVEs (scores of 2026-10-31)
CWEs: CWE-20, CWE-346
Published: 2017-02-09
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

mcabber:mcabber

References

http://openwall.com/lists/oss-security/2017/02/09/29
http://www.securityfocus.com/bid/96184
https://mcabber.com/hg/rev/2a9569fd7644
https://rt-solutions.de/en/2017/02/CVE-2017-5589_xmpp_carbons/
https://rt-solutions.de/wp-content/uploads/2017/02/CVE-2017-5589_xmpp_carbons.pdf

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