What’s Vulnerable › Vulnerabilities

CVE-2017-5603

• Severity: medium (CVSS 5.9 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.6% 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 Jitsi 2.5.5061 - 2.9.5544.

Affected products

• https://github.com/jitsi: 2.5.5061, 2.9.5544

References

• http://openwall.com/lists/oss-security/2017/02/09/29
• http://www.securityfocus.com/bid/96174
• https://github.com/jitsi/jitsi/commit/7d66da61b316c9480b63000f831b6de723b87315
• 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/96174
• https://github.com/jitsi/jitsi/commit/7d66da61b316c9480b63000f831b6de723b87315
• 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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