{"schemaVersion":3,"id":"USN-6535-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"curl vulnerabilities\n\nHarry Sintonen discovered that curl incorrectly handled mixed case cookie\ndomains. A remote attacker could possibly use this issue to set cookies\nthat get sent to different and unrelated sites and domains.\n(CVE-2023-46218)\n\nMaksymilian Arciemowicz discovered that curl incorrectly handled long file\nnames when saving HSTS data. This could result in curl losing HSTS data,\nand subsequent requests to a site would be done without it, contrary to\nexpectations. This issue only affected Ubuntu 23.04 and Ubuntu 23.10.\n(CVE-2023-46219)","dates":{"published":"2023-12-06T12:11:58.000Z","modified":"2026-04-22T10:42:40.372Z","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":"curl","name":"curl","label":"curl","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/curl","purlType":"deb","versions":[{"text":"< 7.68.0-1ubuntu2.21","noFixRecorded":false,"fixedIn":null},{"text":"< 7.81.0-1ubuntu1.15","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 7.68.0-1ubuntu2.21 | < 7.81.0-1ubuntu1.15","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-6535-1","label":"ubuntu.com/security/notices/USN-6535-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2023-46218","label":"ubuntu.com/security/CVE-2023-46218","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2023-46219","label":"ubuntu.com/security/CVE-2023-46219","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2023-46218","CVE-2023-46219"],"downstream":[],"duplicates":[],"related":["CVE-2023-46218","CVE-2023-46219"]},"timeline":[{"kind":"published","date":"2023-12-06T12:11:58.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-22T10:42:40.372Z","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":"2026-10-19T23:28:46.233Z","stale":false,"partial":false}}