{"id":"CVE-2017-5591","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-5591","generatedAt":"2026-10-28T21:56:22.556Z","title":"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.","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 SleekXMPP up to 1.3.1 and Slixmpp all versions up to 1.2.3, as bundled in poezio (0.8 - 0.10) and other products.","published":"2017-02-09T20:59:00.000Z","lastModified":"2026-06-17T01:20:48.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":5.9,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N"},"cwe":["CWE-20","CWE-346"],"affected":["sleekxmpp project/sleekxmpp","slixmpp project/slixmpp","poezio/poezio"],"epss":{"score":0.01728,"percentile":0.77452,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (1.73%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://openwall.com/lists/oss-security/2017/02/09/29","tags":["Exploit","Mailing List","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/96166","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://github.com/poezio/slixmpp/commit/22664ee7b86c8e010f312b66d12590fb47160ad8","tags":["Patch"],"source":"cve@mitre.org"},{"url":"https://rt-solutions.de/en/2017/02/CVE-2017-5589_xmpp_carbons/","tags":["Exploit","Technical Description","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://rt-solutions.de/wp-content/uploads/2017/02/CVE-2017-5589_xmpp_carbons.pdf","tags":["Exploit","Technical Description","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://openwall.com/lists/oss-security/2017/02/09/29","tags":["Exploit","Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/96166","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/poezio/slixmpp/commit/22664ee7b86c8e010f312b66d12590fb47160ad8","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://rt-solutions.de/en/2017/02/CVE-2017-5589_xmpp_carbons/","tags":["Exploit","Technical Description","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://rt-solutions.de/wp-content/uploads/2017/02/CVE-2017-5589_xmpp_carbons.pdf","tags":["Exploit","Technical Description","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-5591","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}