{"id":"CVE-2022-34412","url":"https://www.cyber-defence.io/tools/cve/CVE-2022-34412","generatedAt":"2026-10-27T17:29:36.871Z","title":"Dell PowerEdge BIOS and Dell Precision BIOS contain an Improper SMM communication buffer verification vulnerability.","description":"\nDell PowerEdge BIOS and Dell Precision BIOS contain an Improper SMM communication buffer verification vulnerability. A local malicious user with high Privileges may potentially exploit this vulnerability to perform arbitrary code execution or cause denial of service.\n\n","published":"2023-03-16T12:15:10.000Z","lastModified":"2026-06-17T04:50:17.000Z","status":"Modified","sourceIdentifier":"security_alert@emc.com","cvss":{"version":"3.1","score":6.7,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-119"],"affected":["dell/r6515 firmware","dell/r7515 firmware","dell/r6525 firmware","dell/r7525 firmware","dell/xe8545 firmware","dell/c6525 firmware","dell/r6415 firmware","dell/r7415 firmware","dell/r7425 firmware","dell/r750 firmware","dell/r750xa firmware","dell/r650 firmware","dell/c6520 firmware","dell/mx750c firmware","dell/r450 firmware","dell/r550 firmware","dell/r650xs firmware","dell/r750xs firmware","dell/t550 firmware","dell/xr11 firmware","dell/xr12 firmware","dell/r250 firmware","dell/r350 firmware","dell/t150 firmware","dell/t350 firmware","dell/r740 firmware","dell/r740xd firmware","dell/r640 firmware","dell/r940 firmware","dell/r540 firmware","dell/r440 firmware","dell/t440 firmware","dell/xr2 firmware","dell/r740xd2 firmware","dell/r840 firmware","dell/r940xa firmware","dell/t640 firmware","dell/c6420 firmware","dell/fc640 firmware","dell/m640 firmware","dell/m640p firmware","dell/mx740c firmware","dell/mx840c firmware","dell/c4140 firmware","dell/dss8440 firmware","dell/t140 firmware","dell/t340 firmware","dell/r240 firmware","dell/r340 firmware","dell/xe2420 firmware","dell/xe7420 firmware","dell/xe7440 firmware","dell/r730 firmware","dell/r730xd firmware","dell/r630 firmware","dell/c4130 firmware","dell/r930 firmware","dell/m630 firmware","dell/m630p firmware","dell/fc630 firmware"],"epss":{"score":0.00208,"percentile":0.10823,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.21%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://www.dell.com/support/kbdoc/en-us/000206296/dsa-2022-204-dell-poweredge-improper-smm-communication-buffer-verification-vulnerability","tags":["Patch","Vendor Advisory"],"source":"security_alert@emc.com"},{"url":"https://www.dell.com/support/kbdoc/en-us/000206296/dsa-2022-204-dell-poweredge-improper-smm-communication-buffer-verification-vulnerability","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-34412","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}