{"id":"CVE-2023-5342","aliases":["EUVD-2023-57659","GHSA-pj5r-f4h5-qprv"],"status":"published","title":"Shim: expired secure boot certificate","description":"The Fedora Secure Boot CA certificate shipped with shim in Fedora was expired which could lead to old or invalid signed boot components being loaded.","severity":{"version":"3.1","score":4.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00094,"percentile":0.00565,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-324"],"published":"2025-08-14T13:15:32.89Z","modified":"2026-06-17T06:48:22Z","products":[{"vendor":"red hat","product":"red hat enterprise linux 10"},{"vendor":"red hat","product":"red hat enterprise linux 7"},{"vendor":"red hat","product":"red hat enterprise linux 8"},{"vendor":"red hat","product":"red hat enterprise linux 9"}],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2023-5342","tags":["vdb-entry","x_refsource_REDHAT"]},{"url":"https://bodhi.fedoraproject.org/updates/FEDORA-2024-2aa28a4cfc"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2198977"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2388707","tags":["issue-tracking","x_refsource_REDHAT"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-5342"},{"url":"https://github.com/advisories/GHSA-pj5r-f4h5-qprv"}],"sources":{"cve":[{"id":"CVE-2023-5342","title":"Shim: expired secure boot certificate","description":"The Fedora Secure Boot CA certificate shipped with shim in Fedora was expired which could lead to old or invalid signed boot components being loaded.","status":"published","published":"2025-08-15T12:06:35.309Z","modified":"2025-08-15T12:57:37.246Z","cvss":[{"version":"3.1","score":4.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-324"],"updated_at":"2026-11-02T14:35:17.149492Z"}],"euvd":[{"id":"EUVD-2023-57659","description":"The Fedora Secure Boot CA certificate shipped with shim in Fedora was expired which could lead to old or invalid signed boot components being loaded.","status":"published","published":"2025-08-15T12:06:35Z","modified":"2025-08-15T12:57:37Z","cvss":[{"version":"3.1","score":4.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"updated_at":"2026-11-02T20:31:57.477883Z"}],"ghsa":[{"id":"GHSA-pj5r-f4h5-qprv","title":"Rejected reason: The original vulnerability was not valid.","description":"Rejected reason: The original vulnerability was not valid.","status":"published","published":"2025-08-14T15:30:43Z","modified":"2025-08-15T12:30:31Z","cvss":[{"version":"3.1","score":4.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"cwes":["CWE-324"],"updated_at":"2026-11-02T15:03:19.214105Z"}],"nvd":[{"id":"CVE-2023-5342","description":"The Fedora Secure Boot CA certificate shipped with shim in Fedora was expired which could lead to old or invalid signed boot components being loaded.","status":"published","published":"2025-08-14T13:15:32.89Z","modified":"2026-06-17T06:48:22.96Z","cvss":[{"version":"3.1","score":4.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-324"],"updated_at":"2026-11-02T14:09:21.774456Z"}]}}