{"schemaVersion":3,"id":"MGASA-2020-0330","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Updated dovecot packages fix security vulnerability\n\nCVE-2020-12100: Receiving mail with deeply nested MIME parts leads to resource\nexhaustion as Dovecot attempts to parse it.\nCVE-2020-12673: Dovecot's NTLM implementation does not correctly check message\nbuffer size, which leads to reading past allocation which can lead to crash.\nCVE-2020-12674: Dovecot's RPA mechanism implementation accepts zero-length\nmessage, which leads to assert-crash later on.","dates":{"published":"2020-08-18T17:41:27.000Z","modified":"2026-04-16T04:44:24.455Z","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":"mageia","product":"dovecot","name":"dovecot","label":"dovecot","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/dovecot","purlType":"rpm","versions":[{"text":"< 2.3.11.3-1.mga7","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.3.11.3-1.mga7","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://advisories.mageia.org/MGASA-2020-0330.html","label":"advisories.mageia.org/MGASA-2020-0330.html","hostname":"advisories.mageia.org","tags":["Advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=27099","label":"bugs.mageia.org/show_bug.cgi?id=27099","hostname":"bugs.mageia.org","tags":["REPORT"]},{"url":"https://dovecot.org/pipermail/dovecot-news/2020-August/000441.html","label":"dovecot.org/pipermail/dovecot-news/2020-August/000441.html","hostname":"dovecot.org","tags":["WEB"]},{"url":"https://dovecot.org/pipermail/dovecot-news/2020-August/000442.html","label":"dovecot.org/pipermail/dovecot-news/2020-August/000442.html","hostname":"dovecot.org","tags":["WEB"]},{"url":"https://dovecot.org/pipermail/dovecot-news/2020-August/000443.html","label":"dovecot.org/pipermail/dovecot-news/2020-August/000443.html","hostname":"dovecot.org","tags":["WEB"]}],"lineage":{"upstream":["CVE-2020-12100","CVE-2020-12673","CVE-2020-12674"],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2020-08-18T17:41:27.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-16T04:44:24.455Z","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":"2026-10-21T10:15:27.760Z","stale":false,"partial":false}}