{"schemaVersion":3,"id":"USN-3527-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"irssi vulnerabilities\n\nJoseph Bisch discovered that Irssi incorrectly handled incomplete escape\ncodes. If a user were tricked into using malformed commands or opening\nmalformed files, an attacker could use this issue to cause Irssi to crash,\nresulting in a denial of service. (CVE-2018-5205)\n\nJoseph Bisch discovered that Irssi incorrectly handled settings the channel\ntopic without specifying a sender. A malicious IRC server could use this\nissue to cause Irssi to crash, resulting in a denial of service.\n(CVE-2018-5206)\n\nJoseph Bisch discovered that Irssi incorrectly handled incomplete variable\narguments. If a user were tricked into using malformed commands or opening\nmalformed files, an attacker could use this issue to cause Irssi to crash,\nresulting in a denial of service. (CVE-2018-5207)\n\nJoseph Bisch discovered that Irssi incorrectly handled completing certain\nstrings. An attacker could use this issue to cause Irssi to crash,\nresulting in a denial of service, or possibly execute arbitrary code.\n(CVE-2018-5208)","dates":{"published":"2018-01-10T13:30:46.000Z","modified":"2026-04-22T09:42:18.741Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":null,"severity":"unknown","version":null,"versionLabel":null,"source":null,"vector":null,"computed":false,"selection":"none"},"metrics":[]},"epss":{"probability":null,"percentile":null,"severity":"unknown","asOf":null,"change":{"pp":null,"baselineDate":null,"baselineScore":null},"history":[],"last30":[]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[],"affected":[{"vendor":"ubuntu","product":"irssi","name":"irssi","label":"irssi","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/irssi","purlType":"deb","versions":[{"text":"< 0.8.15-5ubuntu3.4","noFixRecorded":false,"fixedIn":null},{"text":"< 0.8.19-1ubuntu1.6","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0.8.15-5ubuntu3.4 | < 0.8.19-1ubuntu1.6","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-3527-1","label":"ubuntu.com/security/notices/USN-3527-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2018-5205","label":"ubuntu.com/security/CVE-2018-5205","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-5206","label":"ubuntu.com/security/CVE-2018-5206","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-5207","label":"ubuntu.com/security/CVE-2018-5207","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-5208","label":"ubuntu.com/security/CVE-2018-5208","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2018-5205","CVE-2018-5206","CVE-2018-5207","CVE-2018-5208"],"downstream":[],"duplicates":[],"related":["CVE-2018-5205","CVE-2018-5206","CVE-2018-5207","CVE-2018-5208"]},"timeline":[{"kind":"published","date":"2018-01-10T13:30:46.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-22T09:42:18.741Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":0,"level":"minimal","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T17:21:40.479Z","stale":false,"partial":false}}