{"schemaVersion":3,"id":"USN-6857-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"squid3 vulnerabilities\n\nJoshua Rogers discovered that Squid incorrectly handled requests with the\nurn: scheme. A remote attacker could possibly use this issue to cause\nSquid to consume resources, leading to a denial of service. This issue\nonly affected Ubuntu 16.04 LTS. (CVE-2021-28651)\n\nIt was discovered that Squid incorrectly handled SSPI and SMB\nauthentication. A remote attacker could use this issue to cause Squid to\ncrash, resulting in a denial of service, or possibly obtain sensitive\ninformation. This issue only affected Ubuntu 16.04 LTS. (CVE-2022-41318)\n\nJoshua Rogers discovered that Squid incorrectly handled HTTP message\nprocessing. A remote attacker could possibly use this issue to cause\nSquid to crash, resulting in a denial of service. (CVE-2023-49285)\n\nJoshua Rogers discovered that Squid incorrectly handled Helper process\nmanagement. A remote attacker could possibly use this issue to cause\nSquid to crash, resulting in a denial of service. (CVE-2023-49286)\n\nJoshua Rogers discovered that Squid incorrectly handled HTTP request\nparsing. A remote attacker could possibly use this issue to cause\nSquid to crash, resulting in a denial of service.\n(CVE-2023-50269, CVE-2024-25617)","dates":{"published":"2024-06-27T10:48:19.000Z","modified":"2026-06-25T13:32:28.765Z","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":"squid3","name":"squid3","label":"squid3","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/squid3","purlType":"deb","versions":[{"text":"< 3.5.12-1ubuntu7.16+esm3","noFixRecorded":false,"fixedIn":null},{"text":"< 3.5.27-1ubuntu1.14+esm2","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 3.5.12-1ubuntu7.16+esm3 | < 3.5.27-1ubuntu1.14+esm2","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-6857-1","label":"ubuntu.com/security/notices/USN-6857-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2021-28651","label":"ubuntu.com/security/CVE-2021-28651","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2022-41318","label":"ubuntu.com/security/CVE-2022-41318","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2023-49285","label":"ubuntu.com/security/CVE-2023-49285","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2023-49286","label":"ubuntu.com/security/CVE-2023-49286","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2023-50269","label":"ubuntu.com/security/CVE-2023-50269","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2024-25617","label":"ubuntu.com/security/CVE-2024-25617","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2021-28651","CVE-2022-41318","CVE-2023-49285","CVE-2023-49286","CVE-2023-50269","CVE-2024-25617"],"downstream":[],"duplicates":[],"related":["CVE-2021-28651","CVE-2022-41318","CVE-2023-49285","CVE-2023-49286","CVE-2023-50269","CVE-2024-25617"]},"timeline":[{"kind":"published","date":"2024-06-27T10:48:19.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-06-25T13:32:28.765Z","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":"2026-10-19T13:30:28.880Z","stale":false,"partial":false}}