{"schemaVersion":3,"id":"USN-4616-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"accountsservice vulnerabilities\n\nKevin Backhouse discovered that AccountsService incorrectly dropped\nprivileges. A local user could possibly use this issue to cause\nAccountsService to crash or hang, resulting in a denial of service.\n(CVE-2020-16126)\n\nKevin Backhouse discovered that AccountsService incorrectly handled reading\n.pam_environment files. A local user could possibly use this issue to cause\nAccountsService to crash or hang, resulting in a denial of service. This\nissue only affected Ubuntu 20.04 LTS and Ubuntu 20.10. (CVE-2020-16127)\n\nMatthias Gerstner discovered that AccountsService incorrectly handled\ncertain path checks. A local attacker could possibly use this issue to\nread arbitrary files. This issue only affected Ubuntu 16.04 LTS and Ubuntu\n18.04 LTS. (CVE-2018-14036)","dates":{"published":"2020-11-03T15:16:30.000Z","modified":"2026-04-22T10:09:30.186Z","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":"accountsservice","name":"accountsservice","label":"accountsservice","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/accountsservice","purlType":"deb","versions":[{"text":"< 0.6.40-2ubuntu11.6","noFixRecorded":false,"fixedIn":null},{"text":"< 0.6.45-1ubuntu1.3","noFixRecorded":false,"fixedIn":null},{"text":"< 0.6.55-0ubuntu12~20.04.4","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0.6.40-2ubuntu11.6 | < 0.6.45-1ubuntu1.3 | < 0.6.55-0ubuntu12~20.04.4","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-4616-1","label":"ubuntu.com/security/notices/USN-4616-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2018-14036","label":"ubuntu.com/security/CVE-2018-14036","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-16126","label":"ubuntu.com/security/CVE-2020-16126","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2020-16127","label":"ubuntu.com/security/CVE-2020-16127","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2018-14036","CVE-2020-16126","CVE-2020-16127"],"downstream":[],"duplicates":[],"related":["CVE-2018-14036","CVE-2020-16126","CVE-2020-16127"]},"timeline":[{"kind":"published","date":"2020-11-03T15:16:30.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-22T10:09:30.186Z","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":"2026-10-19T22:21:02.965Z","stale":false,"partial":false}}