{"schemaVersion":3,"id":"USN-2591-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"curl vulnerabilities\n\nParas Sethia discovered that curl could incorrectly re-use NTLM HTTP\ncredentials when subsequently connecting to the same host over HTTP.\n(CVE-2015-3143)\n\nHanno Böck discovered that curl incorrectly handled zero-length host names.\nIf a user or automated system were tricked into using a specially crafted\nhost name, an attacker could possibly use this issue to cause curl to\ncrash, resulting in a denial of service, or possibly execute arbitrary\ncode. This issue only affected Ubuntu 14.10 and Ubuntu 15.04.\n(CVE-2015-3144)\n\nHanno Böck discovered that curl incorrectly handled cookie path elements.\nIf a user or automated system were tricked into parsing a specially crafted\ncookie, an attacker could possibly use this issue to cause curl to crash,\nresulting in a denial of service, or possibly execute arbitrary code. This\nissue only affected Ubuntu 14.04 LTS, Ubuntu 14.10 and Ubuntu 15.04.\n(CVE-2015-3145)\n\nIsaac Boukris discovered that when using Negotiate authenticated\nconnections, curl could incorrectly authenticate the entire connection and\nnot just specific HTTP requests. (CVE-2015-3148)\n\nYehezkel Horowitz and Oren Souroujon discovered that curl sent HTTP headers\nboth to servers and proxies by default, contrary to expectations. This\nissue only affected Ubuntu 14.10 and Ubuntu 15.04. (CVE-2015-3153)","dates":{"published":"2015-04-30T13:27:57.000Z","modified":"2026-04-22T09:11:24.986Z","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":"< 7.35.0-1ubuntu2.5","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 7.35.0-1ubuntu2.5","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-2591-1","label":"ubuntu.com/security/notices/USN-2591-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2015-3143","label":"ubuntu.com/security/CVE-2015-3143","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2015-3144","label":"ubuntu.com/security/CVE-2015-3144","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2015-3145","label":"ubuntu.com/security/CVE-2015-3145","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2015-3148","label":"ubuntu.com/security/CVE-2015-3148","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2015-3153","label":"ubuntu.com/security/CVE-2015-3153","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2015-3143","CVE-2015-3144","CVE-2015-3145","CVE-2015-3148","CVE-2015-3153"],"downstream":[],"duplicates":[],"related":["CVE-2015-3143","CVE-2015-3144","CVE-2015-3145","CVE-2015-3148","CVE-2015-3153"]},"timeline":[{"kind":"published","date":"2015-04-30T13:27:57.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-22T09:11:24.986Z","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":"2026-10-19T21:11:03.656Z","stale":false,"partial":false}}