{"id":"CVE-2023-32997","aliases":["EUVD-2023-1559","GHSA-hjh8-9gxh-cx4x"],"status":"published","title":"Jenkins CAS Plugin Session Fixation vulnerability","description":"Jenkins CAS Plugin 1.6.2 and earlier does not invalidate the previous session on login.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00794,"percentile":0.56657,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-384"],"published":"2023-05-16T16:00:15Z","modified":"2026-10-24T10:30:29Z","fixes":[{"ecosystem":"Maven","package":"org.jenkins-ci.plugins:cas-plugin","fixed_in":["1.6.3"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Maven","package":"org.jenkins-ci.plugins:cas-plugin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.3"}]}]},{"source":"osv","ecosystem":"Maven","package":"org.jenkins-ci.plugins:cas-plugin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.3"}]}],"versions":["1.0.0","1.1.0","1.1.1","1.1.2","1.2.0","1.3.0","1.4.0","1.4.1","1.4.2","1.4.3","1.5.0","1.6.0","1.6.1","1.6.2"]}],"products":[{"vendor":"jenkins","product":"cas"},{"vendor":"jenkins project","product":"jenkins cas plugin"}],"references":[{"url":"https://www.jenkins.io/security/advisory/2023-05-16/#SECURITY-3000","tags":["vendor-advisory","x_transferred","Vendor Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-32997","tags":["advisory"]},{"url":"https://github.com/jenkinsci/cas-plugin/commit/3a33cc0175bcc18801faf9125afb38d495b5995f","tags":["web"]},{"url":"https://github.com/advisories/GHSA-hjh8-9gxh-cx4x"}],"sources":{"cve":[{"id":"CVE-2023-32997","description":"Jenkins CAS Plugin 1.6.2 and earlier does not invalidate the previous session on login.","status":"published","published":"2023-05-16T16:00:15.315Z","modified":"2025-01-23T15:57:28Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-384"],"updated_at":"2026-11-02T14:35:29.01154Z"}],"euvd":[{"id":"EUVD-2023-1559","description":"Jenkins CAS Plugin 1.6.2 and earlier does not invalidate the previous session on login.","status":"published","published":"2023-05-16T16:00:15Z","modified":"2025-01-23T15:57:28Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T00:04:14.433513Z"}],"ghsa":[{"id":"GHSA-hjh8-9gxh-cx4x","title":"Jenkins CAS Plugin Session Fixation vulnerability","description":"Jenkins CAS Plugin 1.6.2 and earlier does not invalidate the existing session on login.\n\nThis allows attackers to use social engineering techniques to gain administrator access to Jenkins.\n\nCAS Plugin 1.6.3 invalidates the existing session on login.","status":"published","published":"2023-05-16T18:30:16Z","modified":"2024-01-05T13:23:54Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-384"],"updated_at":"2026-11-02T14:37:29.411214Z"}],"nvd":[{"id":"CVE-2023-32997","description":"Jenkins CAS Plugin 1.6.2 and earlier does not invalidate the previous session on login.","status":"published","published":"2023-05-16T17:15:12.067Z","modified":"2026-06-17T06:00:14.343Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-384"],"updated_at":"2026-11-02T14:08:02.399327Z"}],"osv":[{"id":"CVE-2023-32997","description":"Jenkins CAS Plugin 1.6.2 and earlier does not invalidate the previous session on login.","status":"published","published":"2023-05-16T17:15:12.067Z","modified":"2026-10-24T10:30:29.937992574Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:32.116263Z"},{"id":"GHSA-hjh8-9gxh-cx4x","title":"Jenkins CAS Plugin Session Fixation vulnerability","description":"Jenkins CAS Plugin 1.6.2 and earlier does not invalidate the existing session on login.\n\nThis allows attackers to use social engineering techniques to gain administrator access to Jenkins.\n\nCAS Plugin 1.6.3 invalidates the existing session on login.","status":"published","published":"2023-05-16T18:30:16Z","modified":"2024-02-16T08:17:50.793369Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-384"],"updated_at":"2026-11-02T15:46:49.28217Z"}]}}