CVE-2022-31226

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CVE

Dell BIOS versions contain a Stack-based Buffer Overflow vulnerability. A local authenticated malicious user could poten

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.

HIGH · CVSS 7.1 EPSS 0.0006

Schedule remediation

CVSS base score ≥ 7.0

Sigma rules0 YARA rules0

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Weakness Classification

CWE-121Stack-based Buffer Overflow

CWE-787Out-of-bounds Write

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Affected Products & Versions

dell chengming 3900 firmware< 1.1.66
dell inspiron 14 plus 7420 firmware< 1.2.0
dell inspiron 16 plus 7620 firmware< 1.2.0
dell inspiron 3910 firmware< 1.1.66
dell inspiron 5320 firmware< 1.1.0
dell inspiron 5420 firmware< 1.4.1
dell inspiron 5620 firmware< 1.4.1
dell inspiron 7420 firmware< 1.3.0
Show all 25 affected productsdell inspiron 7620 firmware< 1.3.0
dell optiplex 3000 firmware< 1.1.66
dell optiplex 3000 thin client firmware< 1.0.7
dell optiplex 5000 firmware< 1.3.62
dell optiplex 5400 firmware< 1.0.13
dell optiplex 7000 firmware< 1.3.62
dell optiplex 7000 oem firmware< 1.3.62
dell optiplex 7400 firmware< 1.0.13
dell precision 3460 small form factor firmware< 1.3.62
dell precision 3660 tower firmware< 1.3.71
dell precision 5770 firmware< 1.6.0
dell vostro 3710 firmware< 1.1.66
dell vostro 3910 firmware< 1.1.66
dell vostro 5320 firmware< 1.1.0
dell vostro 5620 firmware< 1.4.1
dell vostro 7620 firmware< 1.2.0
dell xps 17 9720 firmware< 1.6.0

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Scoring & Timeline

7.1

HIGH · CVSS v3.1 · security_alert@emc.com

View on NVD

Attack Vector

Network Adjacent Local Physical

Attack Complexity

Low High

Privileges Required

None Low High

User Interaction

None Required

Scope

Unchanged Changed

Confidentiality

None Low High

Integrity

None Low High

Availability

None Low High

Published to NVD12 Sep 2022 · 07:15 PM

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

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References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

https://www.dell.com/support/kbdoc/000202196PatchVendor Advisory

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