{"id":"CVE-2023-34431","aliases":["EUVD-2023-38508","GHSA-gqwc-m2xc-gx3c"],"status":"published","title":"Improper input validation in some Intel(R) Server Board BIOS firmware may allow a privileged user...","description":"Improper input validation in some Intel(R) Server Board BIOS firmware may allow a privileged user to potentially enable escalation of privilege via local access","severity":{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.0024,"percentile":0.15292,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2023-11-14T19:05:08Z","modified":"2026-06-17T06:03:38Z","products":[{"vendor":"intel","product":"compute_module_hns2600bpb24_firmware"},{"vendor":"intel","product":"compute_module_hns2600bpb_firmware"},{"vendor":"intel","product":"compute_module_hns2600bpblc24_firmware"},{"vendor":"intel","product":"compute_module_hns2600bpblc24r_firmware"},{"vendor":"intel","product":"compute_module_hns2600bpblc_firmware"},{"vendor":"intel","product":"compute_module_hns2600bpblcr_firmware"},{"vendor":"intel","product":"compute_module_hns2600bpbr_firmware"},{"vendor":"intel","product":"compute_module_hns2600bpq24_firmware"},{"vendor":"intel","product":"compute_module_hns2600bpq24r_firmware"},{"vendor":"intel","product":"compute_module_hns2600bpq_firmware"},{"vendor":"intel","product":"compute_module_hns2600bpqr_firmware"},{"vendor":"intel","product":"compute_module_hns2600bps24_firmware"},{"vendor":"intel","product":"compute_module_hns2600bps24r_firmware"},{"vendor":"intel","product":"compute_module_hns2600bps_firmware"},{"vendor":"intel","product":"compute_module_hns2600bpsr_firmware"},{"vendor":"intel","product":"compute_module_liquid-cooled_hns2600bpbrct_firmware"},{"vendor":"intel","product":"server_board_m10jnp2sb_firmware"},{"vendor":"intel","product":"server_board_m20ntp2sb_firmware"},{"vendor":"intel","product":"server_board_m70klp2sb_firmware"},{"vendor":"intel","product":"server_board_s2600bpb_firmware"},{"vendor":"intel","product":"server_board_s2600bpbr_firmware"},{"vendor":"intel","product":"server_board_s2600bpq_firmware"},{"vendor":"intel","product":"server_board_s2600bpqr_firmware"},{"vendor":"intel","product":"server_board_s2600bps_firmware"},{"vendor":"intel","product":"server_board_s2600bpsr_firmware"},{"vendor":"intel","product":"server_system_m20ntp1ur304_firmware"},{"vendor":"intel","product":"server_system_m70klp4s2uhh_firmware"},{"vendor":"intel","product":"server_system_mcb2208wfaf5_firmware"},{"vendor":"intel","product":"server_system_vrn2224bpaf6_firmware"},{"vendor":"intel","product":"server_system_vrn2224bphy6_firmware"},{"vendor":"intel","product":"server_system_zsb2224bpaf1_firmware"},{"vendor":"intel","product":"server_system_zsb2224bpaf2_firmware"},{"vendor":"intel","product":"server_system_zsb2224bphy1_firmware"}],"references":[{"url":"https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00719.html","tags":["x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-34431"},{"url":"https://github.com/advisories/GHSA-gqwc-m2xc-gx3c"}],"sources":{"cve":[{"id":"CVE-2023-34431","description":"Improper input validation in some Intel(R) Server Board BIOS firmware may allow a privileged user to potentially enable escalation of privilege via local access","status":"published","published":"2023-11-14T19:05:08.245Z","modified":"2024-08-30T16:57:11.553Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-20","CWE-20"],"updated_at":"2026-11-02T14:35:35.912488Z"}],"euvd":[{"id":"EUVD-2023-38508","description":"Improper input validation in some Intel(R) Server Board BIOS firmware may allow a privileged user to potentially enable escalation of privilege via local 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