{"cve":"CVE-2022-31226","nvd":{"published":"2022-09-12T19:15:09.390","modified":"2026-06-17T04:45:10.460","status":"Modified","description":"Dell BIOS versions contain a Stack-based Buffer Overflow vulnerability. A local authenticated malicious user could potentially exploit this vulnerability by sending excess data to a function in order to gain arbitrary code execution on the system.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-787","CWE-121"],"references":["https://www.dell.com/support/kbdoc/000202196","https://www.dell.com/support/kbdoc/000202196"],"products":["dell:chengming_3900_firmware","dell:inspiron_14_plus_7420_firmware","dell:inspiron_16_plus_7620_firmware","dell:inspiron_3910_firmware","dell:inspiron_5320_firmware","dell:inspiron_5420_firmware","dell:inspiron_5620_firmware","dell:inspiron_7420_firmware","dell:inspiron_7620_firmware","dell:optiplex_3000_firmware","dell:optiplex_3000_thin_client_firmware","dell:optiplex_5000_firmware","dell:optiplex_5400_firmware","dell:optiplex_7000_firmware","dell:optiplex_7000_oem_firmware","dell:optiplex_7400_firmware","dell:precision_3460_small_form_factor_firmware","dell:precision_3660_tower_firmware","dell:precision_5770_firmware","dell:vostro_3710_firmware","dell:vostro_3910_firmware","dell:vostro_5320_firmware","dell:vostro_5620_firmware","dell:vostro_7620_firmware","dell:xps_17_9720_firmware"],"source":"nvd","synced_at":"2026-10-19T21:35:14.992143698+00:00"},"epss":{"cve":"CVE-2022-31226","score":0.00209,"percentile":0.1107,"date":"2026-11-01"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}