{"id":"CVE-2017-5193","details":"The nickcmp function in Irssi before 0.8.21 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a message without a nick.","modified":"2026-03-20T03:18:39.686819Z","published":"2017-03-03T15:59:00.680Z","related":["MGASA-2017-0018","openSUSE-SU-2017:0093-1","openSUSE-SU-2017:0094-1","openSUSE-SU-2024:10865-1"],"references":[{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2017/12/msg00022.html"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201701-45"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2017/01/06/1"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/95310"},{"type":"FIX","url":"https://irssi.org/security/irssi_sa_2017_01.txt"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/irssi/irssi","events":[{"introduced":"0"},{"fixed":"7cac354161a8914712264408347a9a2882aab22f"}],"database_specific":{"versions":[{"introduced":"0"},{"fixed":"0.8.21"}]}}],"versions":["0.7.16","0.7.17","0.7.18","0.7.19","0.7.20","0.7.20.1","0.7.21","0.7.22","0.7.23","0.7.24","0.7.25","0.7.26","0.7.27","0.7.28","0.7.90","0.7.90-cvs","0.7.91","0.7.92","0.7.93","0.7.94","0.7.95","0.7.96","0.7.97","0.7.98","0.7.98.2","0.7.98.3","0.7.98.CVS","0.8.0","0.8.1","0.8.10","0.8.11","0.8.12","0.8.13","0.8.14","0.8.15","0.8.16","0.8.17","0.8.17-rc2","0.8.18","0.8.18-beta1","0.8.18-beta2","0.8.19","0.8.2","0.8.20","0.8.3","0.8.4","0.8.6","0.8.7","0.8.8","0.8.9"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2017-5193.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"7.0"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}