{"schemaVersion":3,"id":"USN-3713-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"cups vulnerabilities\n\nIt was discovered that CUPS incorrectly handled certain print jobs with\ninvalid usernames. A remote attacker could possibly use this issue to cause\nCUPS to crash, resulting in a denial of service. This issue only affected\nUbuntu 14.04 LTS, Ubuntu 17.10 and Ubuntu 18.04 LTS. (CVE-2017-18248)\n\nDan Bastone discovered that the CUPS dnssd backend incorrectly handled\ncertain environment variables. A local attacker could possibly use this\nissue to escalate privileges. (CVE-2018-4180)\n\nEric Rafaloff and John Dunlap discovered that CUPS incorrectly handled\ncertain include directives. A local attacker could possibly use this issue\nto read arbitrary files. (CVE-2018-4181)\n\nDan Bastone discovered that the CUPS AppArmor profile incorrectly confined\nthe dnssd backend. A local attacker could possibly use this issue to escape\nconfinement. (CVE-2018-6553)","dates":{"published":"2018-07-11T16:42:23.000Z","modified":"2026-04-22T09:49:54.653Z","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":"cups","name":"cups","label":"cups","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/cups","purlType":"deb","versions":[{"text":"< 1.7.2-0ubuntu1.10","noFixRecorded":false,"fixedIn":null},{"text":"< 2.1.3-4ubuntu0.5","noFixRecorded":false,"fixedIn":null},{"text":"< 2.2.7-1ubuntu2.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.7.2-0ubuntu1.10 | < 2.1.3-4ubuntu0.5 | < 2.2.7-1ubuntu2.1","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-3713-1","label":"ubuntu.com/security/notices/USN-3713-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2017-18248","label":"ubuntu.com/security/CVE-2017-18248","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-4180","label":"ubuntu.com/security/CVE-2018-4180","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-4181","label":"ubuntu.com/security/CVE-2018-4181","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-6553","label":"ubuntu.com/security/CVE-2018-6553","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2017-18248","CVE-2018-4180","CVE-2018-4181","CVE-2018-6553"],"downstream":[],"duplicates":[],"related":["CVE-2017-18248","CVE-2018-4180","CVE-2018-4181","CVE-2018-6553"]},"timeline":[{"kind":"published","date":"2018-07-11T16:42:23.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-22T09:49:54.653Z","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":"2026-10-20T19:33:30.193Z","stale":false,"partial":false}}