{"schemaVersion":3,"id":"USN-3717-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"policykit-1 vulnerabilities\n\nTavis Ormandy discovered that PolicyKit incorrectly handled certain invalid\nobject paths. A local attacker could possibly use this issue to cause\nPolicyKit to crash, resulting in a denial of service. This issue only\naffected Ubuntu 14.04 LTS. (CVE-2015-3218)\n\nIt was discovered that PolicyKit incorrectly handled certain duplicate\naction IDs. A local attacker could use this issue to cause PolicyKit to\ncrash, resulting in a denial of service, or possibly escalate privileges.\nThis issue only affected Ubuntu 14.04 LTS. (CVE-2015-3255)\n\nTavis Ormandy discovered that PolicyKit incorrectly handled duplicate\ncookie values. A local attacker could use this issue to cause PolicyKit to\ncrash, resulting in a denial of service, or possibly escalate privileges.\nThis issue only affected Ubuntu 14.04 LTS. (CVE-2015-4625)\n\nMatthias Gerstner discovered that PolicyKit incorrectly checked users. A\nlocal attacker could possibly use this issue to cause authentication\ndialogs to show up for other users, leading to a denial of service or an\ninformation leak. (CVE-2018-1116)","dates":{"published":"2018-07-16T15:17:18.000Z","modified":"2026-04-22T09:48:12.746Z","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":"policykit-1","name":"policykit-1","label":"policykit-1","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/policykit-1","purlType":"deb","versions":[{"text":"< 0.105-4ubuntu3.14.04.2","noFixRecorded":false,"fixedIn":null},{"text":"< 0.105-14.1ubuntu0.1","noFixRecorded":false,"fixedIn":null},{"text":"< 0.105-20ubuntu0.18.04.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0.105-4ubuntu3.14.04.2 | < 0.105-14.1ubuntu0.1 | < 0.105-20ubuntu0.18.04.1","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-3717-1","label":"ubuntu.com/security/notices/USN-3717-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2015-3218","label":"ubuntu.com/security/CVE-2015-3218","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2015-3255","label":"ubuntu.com/security/CVE-2015-3255","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2015-4625","label":"ubuntu.com/security/CVE-2015-4625","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-1116","label":"ubuntu.com/security/CVE-2018-1116","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2015-3218","CVE-2015-3255","CVE-2015-4625","CVE-2018-1116"],"downstream":[],"duplicates":[],"related":["CVE-2015-3218","CVE-2015-3255","CVE-2015-4625","CVE-2018-1116"]},"timeline":[{"kind":"published","date":"2018-07-16T15:17:18.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-22T09:48:12.746Z","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":"2026-10-20T16:20:45.529Z","stale":false,"partial":false}}