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CVE-2017-5604

• Severity: medium (CVSS 5.9 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2017-02-09 · updated 2026-06-17
• Weakness: CWE-20

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 mcabber 1.0.0 - 1.0.4.

Affected products

• MCabber: 1.0.0, 1.0.1, 1.0.2, 1.0.3, 1.0.4

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
• 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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