{"id":"CVE-2017-15130","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-15130","generatedAt":"2026-10-28T21:30:39.470Z","title":"A denial of service flaw was found in dovecot before 2.2.34.","description":"A denial of service flaw was found in dovecot before 2.2.34. An attacker able to generate random SNI server names could exploit TLS SNI configuration lookups, leading to excessive memory usage and the process to restart.","published":"2018-03-02T15:29:00.000Z","lastModified":"2026-06-17T01:07:18.000Z","status":"Modified","sourceIdentifier":"secalert@redhat.com","cvss":{"version":"3.0","score":5.9,"severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-400"],"affected":["dovecot/dovecot","debian/debian linux","canonical/ubuntu linux"],"epss":{"score":0.02553,"percentile":0.84968,"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 (2.55%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://seclists.org/oss-sec/2018/q1/205","tags":["Mailing List","Third Party Advisory"],"source":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1532356","tags":["Issue Tracking","Third Party Advisory"],"source":"secalert@redhat.com"},{"url":"https://lists.debian.org/debian-lts-announce/2018/03/msg00036.html","source":"secalert@redhat.com"},{"url":"https://usn.ubuntu.com/3587-1/","tags":["Third Party Advisory"],"source":"secalert@redhat.com"},{"url":"https://usn.ubuntu.com/3587-2/","source":"secalert@redhat.com"},{"url":"https://www.debian.org/security/2018/dsa-4130","tags":["Third Party Advisory"],"source":"secalert@redhat.com"},{"url":"https://www.dovecot.org/list/dovecot-news/2018-February/000370.html","tags":["Release Notes","Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://seclists.org/oss-sec/2018/q1/205","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1532356","tags":["Issue Tracking","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2018/03/msg00036.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://usn.ubuntu.com/3587-1/","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://usn.ubuntu.com/3587-2/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.debian.org/security/2018/dsa-4130","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.dovecot.org/list/dovecot-news/2018-February/000370.html","tags":["Release Notes","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-15130","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."}