{"id":"CVE-2023-39284","aliases":["EUVD-2023-43016","GHSA-5j4m-86cg-p2mg"],"status":"published","title":"An issue was discovered in IhisiServicesSmm in Insyde InsydeH2O with kernel 5.0 through 5.5....","description":"An issue was discovered in IhisiServicesSmm in Insyde InsydeH2O with kernel 5.0 through 5.5. There are arbitrary calls to SetVariable with unsanitized arguments in the SMI handler.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00189,"percentile":0.08521,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2023-11-02T00:00:00Z","modified":"2026-06-17T06:11:56Z","products":[{"vendor":"insyde","product":"insydeh2o"}],"references":[{"url":"https://www.insyde.com/security-pledge","tags":["x_transferred","Vendor Advisory"]},{"url":"https://www.insyde.com/security-pledge/SA-2023056","tags":["x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-39284"},{"url":"https://github.com/advisories/GHSA-5j4m-86cg-p2mg"}],"sources":{"cve":[{"id":"CVE-2023-39284","description":"An issue was discovered in IhisiServicesSmm in Insyde InsydeH2O with kernel 5.0 through 5.5. There are arbitrary calls to SetVariable with unsanitized arguments in the SMI handler.","status":"published","published":"2023-11-02T00:00:00Z","modified":"2024-09-05T15:18:36.039Z","updated_at":"2026-11-02T14:35:33.138994Z"}],"euvd":[{"id":"EUVD-2023-43016","description":"An issue was discovered in IhisiServicesSmm in Insyde InsydeH2O with kernel 5.0 through 5.5. There are arbitrary calls to SetVariable with unsanitized arguments in the SMI handler.","status":"published","published":"2023-11-02T00:00:00Z","modified":"2024-09-05T15:18:36Z","updated_at":"2026-11-03T00:56:03.195853Z"}],"ghsa":[{"id":"GHSA-5j4m-86cg-p2mg","title":"An issue was discovered in IhisiServicesSmm in Insyde InsydeH2O with kernel 5.0 through 5.5....","description":"An issue was discovered in IhisiServicesSmm in Insyde InsydeH2O with kernel 5.0 through 5.5. There are arbitrary calls to SetVariable with unsanitized arguments in the SMI handler.","status":"published","published":"2023-11-02T21:30:20Z","modified":"2023-11-24T05:04:42Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"updated_at":"2026-11-02T14:55:05.78804Z"}],"nvd":[{"id":"CVE-2023-39284","description":"An issue was discovered in IhisiServicesSmm in Insyde InsydeH2O with kernel 5.0 through 5.5. There are arbitrary calls to SetVariable with unsanitized arguments in the SMI handler.","status":"published","published":"2023-11-02T21:15:09.747Z","modified":"2026-06-17T06:11:56.87Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:08:41.047232Z"}]}}