{"schemaVersion":3,"id":"USN-6592-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"libssh vulnerabilities\n\nIt was discovered that libssh incorrectly handled the ProxyCommand and the\nProxyJump features. A remote attacker could possibly use this issue to\ninject malicious code into the command of the features mentioned through\nthe hostname parameter. (CVE-2023-6004)\n\nIt was discovered that libssh incorrectly handled return codes when\nperforming message digest operations. A remote attacker could possibly use\nthis issue to cause libssh to crash, obtain sensitive information, or\nexecute arbitrary code. (CVE-2023-6918)","dates":{"published":"2024-01-22T13:05:30.000Z","modified":"2026-04-22T10:43:55.163Z","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":"libssh","name":"libssh","label":"libssh","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/libssh","purlType":"deb","versions":[{"text":"< 0.9.3-2ubuntu2.5","noFixRecorded":false,"fixedIn":null},{"text":"< 0.9.6-2ubuntu0.22.04.3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0.9.3-2ubuntu2.5 | < 0.9.6-2ubuntu0.22.04.3","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-6592-1","label":"ubuntu.com/security/notices/USN-6592-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2023-6004","label":"ubuntu.com/security/CVE-2023-6004","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2023-6918","label":"ubuntu.com/security/CVE-2023-6918","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2023-6004","CVE-2023-6918"],"downstream":[],"duplicates":[],"related":["CVE-2023-6004","CVE-2023-6918"]},"timeline":[{"kind":"published","date":"2024-01-22T13:05:30.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-22T10:43:55.163Z","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":"2026-10-19T23:50:35.279Z","stale":false,"partial":false}}