{"cve":"CVE-2022-22558","nvd":{"published":"2022-04-21T21:15:07.747","modified":"2026-06-17T04:28:35.510","status":"Modified","description":"Dell PowerEdge Server BIOS and Dell Precision Workstation 7910 and 7920 Rack BIOS contain an Improper SMM communication buffer verification vulnerability. A Local High Privileged attacker could potentially exploit this vulnerability leading to arbitrary writes or denial of service.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H","score":6.0},"cwes":["CWE-119"],"references":["https://www.dell.com/support/kbdoc/000197971","https://www.dell.com/support/kbdoc/000197971"],"products":["dell:c4130_firmware","dell:c6320_firmware","dell:fc430_firmware","dell:fc630_firmware","dell:fc830_firmware","dell:m630_firmware","dell:m630p_firmware","dell:m830_firmware","dell:m830p_firmware","dell:r430_firmware","dell:r530_firmware","dell:r630_firmware","dell:r6415_firmware","dell:r730_firmware","dell:r730xd_firmware","dell:r7415_firmware","dell:r7425_firmware","dell:r830_firmware","dell:t430_firmware","dell:t630_firmware"],"source":"nvd","synced_at":"2026-10-19T21:30:03.577988018+00:00"},"epss":{"cve":"CVE-2022-22558","score":0.00206,"percentile":0.10703,"date":"2026-10-31"},"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."]}