{"schemaVersion":3,"id":"USN-5542-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"samba vulnerabilities\n\nIt was discovered that Samba did not handle MaxQueryDuration when being\nused in AD DC configurations, contrary to expectations. This issue only\naffected Ubuntu 20.04 LTS. (CVE-2021-3670)\n\nLuke Howard discovered that Samba incorrectly handled certain restrictions\nassociated with changing passwords. A remote attacker being requested to\nchange passwords could possibly use this issue to escalate privileges.\n(CVE-2022-2031)\n\nLuca Moro discovered that Samba incorrectly handled certain SMB1\ncommunications. A remote attacker could possibly use this issue to obtain\nsensitive memory contents. (CVE-2022-32742)\n\nJoseph Sutton discovered that Samba incorrectly handled certain password\nchange requests. A remote attacker could use this issue to change passwords\nof other users, resulting in privilege escalation. (CVE-2022-32744)\n\nJoseph Sutton discovered that Samba incorrectly handled certain LDAP add or\nmodify requests. A remote attacker could possibly use this issue to cause\nSamba to crash, resulting in a denial of service. (CVE-2022-32745)\n\nJoseph Sutton and Andrew Bartlett discovered that Samba incorrectly handled\ncertain LDAP add or modify requests. A remote attacker could possibly use\nthis issue to cause Samba to crash, resulting in a denial of service.\n(CVE-2022-32746)","dates":{"published":"2022-08-01T11:50:53.000Z","modified":"2026-04-27T16:15:01.584Z","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":"samba","name":"samba","label":"samba","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/samba","purlType":"deb","versions":[{"text":"< 2:4.13.17~dfsg-0ubuntu1.20.04.1","noFixRecorded":false,"fixedIn":null},{"text":"< 2:4.15.9+dfsg-0ubuntu0.2","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2:4.13.17~dfsg-0ubuntu1.20.04.1 | < 2:4.15.9+dfsg-0ubuntu0.2","eol":{"isEol":null,"eolDate":null,"matchMethod":"name_exact","cycle":null,"product":{"name":"samba","label":"Samba","category":"server-app"}},"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-5542-1","label":"ubuntu.com/security/notices/USN-5542-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2021-3670","label":"ubuntu.com/security/CVE-2021-3670","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2022-2031","label":"ubuntu.com/security/CVE-2022-2031","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2022-32742","label":"ubuntu.com/security/CVE-2022-32742","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2022-32744","label":"ubuntu.com/security/CVE-2022-32744","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2022-32745","label":"ubuntu.com/security/CVE-2022-32745","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2022-32746","label":"ubuntu.com/security/CVE-2022-32746","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2021-3670","CVE-2022-2031","CVE-2022-32742","CVE-2022-32744","CVE-2022-32745","CVE-2022-32746"],"downstream":[],"duplicates":[],"related":["CVE-2021-3670","CVE-2022-2031","CVE-2022-32742","CVE-2022-32744","CVE-2022-32745","CVE-2022-32746"]},"timeline":[{"kind":"published","date":"2022-08-01T11:50:53.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-27T16:15:01.584Z","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":"2026-10-21T08:08:58.634Z","stale":false,"partial":false}}