{"schemaVersion":3,"id":"USN-7224-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"cyrus-imapd vulnerabilities\n\nIt was discovered that non-authentication-related HTTP requests could be\ninterpreted in an authentication context by a Cyrus IMAP Server when\nmultiple requests arrived over the same connection. An unauthenticated\nattacker could possibly use this issue to perform a privilege escalation\nattack. This issue only affected Ubuntu 18.04 LTS. (CVE-2019-18928)\n\nMatthew Horsfall discovered that Cyrus IMAP Server utilized a poor string\nhashing algorithm that could be abused to control where data was being\nstored. An attacker could possibly use this issue to perform a denial of\nservice. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS.\n(CVE-2021-33582)\n\nDamian Poddebniak discovered that Cyrus IMAP Server could interpret\nspecially crafted commands to exploit a memory issue. An authenticated\nattacker could possibly use this issue to perform a denial of service.\nThis issue only affected Ubuntu 22.04 LTS and Ubuntu 24.04 LTS.\n(CVE-2024-34055)","dates":{"published":"2025-01-22T20:39:43.000Z","modified":"2026-04-27T17:47:18.183Z","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":"cyrus-imapd","name":"cyrus-imapd","label":"cyrus-imapd","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/cyrus-imapd","purlType":"deb","versions":[{"text":"< 2.5.10-3ubuntu1.1+esm1","noFixRecorded":false,"fixedIn":null},{"text":"< 3.0.13-5ubuntu0.1~esm1","noFixRecorded":false,"fixedIn":null},{"text":"< 3.4.3-3ubuntu0.1+esm1","noFixRecorded":false,"fixedIn":null},{"text":"< 3.8.2-1ubuntu0.1~esm1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.5.10-3ubuntu1.1+esm1 | < 3.0.13-5ubuntu0.1~esm1 | < 3.4.3-3ubuntu0.1+esm1 | < 3.8.2-1ubuntu0.1~esm1","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-7224-1","label":"ubuntu.com/security/notices/USN-7224-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2019-18928","label":"ubuntu.com/security/CVE-2019-18928","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2021-33582","label":"ubuntu.com/security/CVE-2021-33582","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2024-34055","label":"ubuntu.com/security/CVE-2024-34055","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2019-18928","CVE-2021-33582","CVE-2024-34055"],"downstream":[],"duplicates":[],"related":["CVE-2019-18928","CVE-2021-33582","CVE-2024-34055"]},"timeline":[{"kind":"published","date":"2025-01-22T20:39:43.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-27T17:47:18.183Z","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":"2026-10-21T03:15:27.078Z","stale":false,"partial":false}}