{"id":"CVE-2018-16091","aliases":["EUVD-2018-7948","GHSA-p9vj-3h39-96p7"],"status":"published","title":"System Management Module Vulnerabilities","description":"In System Management Module (SMM) versions prior to 1.06, the SMM certificate creation and parsing logic is vulnerable to several buffer overflows.","severity":{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00575,"percentile":0.47735,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119"],"published":"2018-11-27T14:00:00Z","modified":"2026-06-17T01:43:42Z","products":[{"vendor":"lenovo","product":"system_management_module_firmware"},{"vendor":"lenovo","product":"thinksystem smm"}],"references":[{"url":"https://support.lenovo.com/us/en/solutions/LEN-24374","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-16091"},{"url":"https://github.com/advisories/GHSA-p9vj-3h39-96p7"}],"sources":{"cve":[{"id":"CVE-2018-16091","title":"System Management Module Vulnerabilities","description":"In System Management Module (SMM) versions prior to 1.06, the SMM certificate creation and parsing logic is vulnerable to several buffer overflows.","status":"published","published":"2018-11-27T14:00:00Z","modified":"2024-08-05T10:17:37.011Z","updated_at":"2026-11-02T14:35:10.685174Z"}],"euvd":[{"id":"EUVD-2018-7948","description":"In System Management Module (SMM) versions prior to 1.06, the SMM certificate creation and parsing logic is vulnerable to several buffer overflows.","status":"published","published":"2018-11-27T14:00:00Z","modified":"2024-08-05T10:17:37Z","updated_at":"2026-11-03T02:39:42.716317Z"}],"ghsa":[{"id":"GHSA-p9vj-3h39-96p7","title":"In System Management Module (SMM) versions prior to 1.06, the SMM certificate creation and...","description":"In System Management Module (SMM) versions prior to 1.06, the SMM certificate creation and parsing logic is vulnerable to several buffer overflows.","status":"published","published":"2022-05-14T01:46:49Z","modified":"2023-02-02T05:04:29Z","cvss":[{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:51:53.265489Z"}],"nvd":[{"id":"CVE-2018-16091","description":"In System Management Module (SMM) versions prior to 1.06, the SMM certificate creation and parsing logic is vulnerable to several buffer overflows.","status":"published","published":"2018-11-27T14:29:00.447Z","modified":"2026-06-17T01:43:42.54Z","cvss":[{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:04:48.987926Z"}]}}