{"id":"CVE-2022-34390","aliases":["EUVD-2022-37345","GHSA-g9fm-c939-xc3q"],"status":"published","title":"Dell BIOS contains a use of uninitialized variable vulnerability. A local authenticated malicious...","description":"Dell BIOS contains a use of uninitialized variable vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00175,"percentile":0.07082,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-457","CWE-908"],"published":"2022-10-12T19:25:48Z","modified":"2026-06-17T04:50:13Z","products":[{"vendor":"dell","product":"alienware_area-51_r4_firmware"},{"vendor":"dell","product":"alienware_area-51_r5_firmware"},{"vendor":"dell","product":"cpg bios"}],"references":[{"url":"https://www.dell.com/support/kbdoc/000203882","tags":["x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-34390"},{"url":"https://github.com/advisories/GHSA-g9fm-c939-xc3q"}],"sources":{"cve":[{"id":"CVE-2022-34390","description":"Dell BIOS contains a use of uninitialized variable vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM.","status":"published","published":"2022-10-12T19:25:48.428Z","modified":"2025-05-12T18:51:12.333Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-457"],"updated_at":"2026-11-02T14:34:42.028422Z"}],"euvd":[{"id":"EUVD-2022-37345","description":"Dell BIOS contains a use of uninitialized variable vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM.","status":"published","published":"2022-10-12T19:25:48Z","modified":"2025-05-12T18:51:12Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T20:32:49.308721Z"}],"ghsa":[{"id":"GHSA-g9fm-c939-xc3q","title":"Dell BIOS contains a use of uninitialized variable vulnerability. A local authenticated malicious...","description":"Dell BIOS contains a use of uninitialized variable vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM.","status":"published","published":"2022-10-13T12:00:28Z","modified":"2023-01-27T05:05:17Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-908"],"updated_at":"2026-11-02T14:42:39.886669Z"}],"nvd":[{"id":"CVE-2022-34390","description":"Dell BIOS contains a use of uninitialized variable vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM.","status":"published","published":"2022-10-12T20:15:11.117Z","modified":"2026-06-17T04:50:13.617Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-457","CWE-908"],"updated_at":"2026-11-02T14:07:29.52424Z"}]}}