{"schemaVersion":3,"id":"USN-5172-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"uriparser vulnerabilities\n\nIt was discovered that uriparser mishandled certain input. An attacker\ncould use this vulnerability to cause uriparser to crash or possibly\nexecute arbitrary code. (CVE-2018-19198, CVE-2018-19199, CVE-2018-19200)\n\nIt was discovered that uriparser incorrectly handled certain URIs. An\nattacker could use this vulnerability to cause a crash or possibly leak\nsensitive information. (CVE-2018-20721)","dates":{"published":"2021-12-06T12:53:01.000Z","modified":"2026-04-22T10:19:34.693Z","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":"uriparser","name":"uriparser","label":"uriparser","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/uriparser","purlType":"deb","versions":[{"text":"< 0.8.4-1+deb9u2build0.18.04.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0.8.4-1+deb9u2build0.18.04.1","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-5172-1","label":"ubuntu.com/security/notices/USN-5172-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2018-19198","label":"ubuntu.com/security/CVE-2018-19198","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-19199","label":"ubuntu.com/security/CVE-2018-19199","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-19200","label":"ubuntu.com/security/CVE-2018-19200","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2018-20721","label":"ubuntu.com/security/CVE-2018-20721","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2018-19198","CVE-2018-19199","CVE-2018-19200","CVE-2018-20721"],"downstream":[],"duplicates":[],"related":["CVE-2018-19198","CVE-2018-19199","CVE-2018-19200","CVE-2018-20721"]},"timeline":[{"kind":"published","date":"2021-12-06T12:53:01.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-22T10:19:34.693Z","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":"2026-10-19T13:29:21.526Z","stale":false,"partial":false}}