high
7.8
CWE
787 121 119
Advisory Published
Updated

CVE-2022-31226: Buffer Overflow

First published: Mon Sep 12 2022(Updated: )

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.

Credit: security_alert@emc.com

Affected SoftwareAffected VersionHow to fix
Dell Chengming 3900<1.1.66
Dell Chengming 3977 Firmware
Dell Inspiron 7420 Firmware<1.2.0
Dell Inspiron 14 Plus 7420 Firmware
Dell Inspiron 16 Plus 7620 Firmware<1.2.0
Dell Inspiron 16 Plus 7620 Firmware
Dell Inspiron 3910 Firmware<1.1.66
Dell Inspiron 3910 Firmware
Dell Inspiron 13 5320 Firmware<1.1.0
Dell Inspiron 13 5320
Dell Inspiron 14 5420 Firmware<1.4.1
Dell Inspiron 14 5420
Dell Inspiron 16 5620 Firmware<1.4.1
Dell Inspiron 16 5620 Firmware
Dell Inspiron 14 Plus 7420 Firmware<1.3.0
Dell Inspiron 7420 Firmware
Dell Inspiron 16 Plus 7620 Firmware<1.3.0
Dell Inspiron 16 Plus 7620
Dell OptiPlex 3000 Micro Firmware<1.1.66
Dell OptiPlex 3000 Thin
Dell OptiPlex 3000 Thin Firmware<1.0.7
Dell OptiPlex 3000 Thin
Dell OptiPlex 5000 Small Form Factor Firmware<1.3.62
Dell OptiPlex 5000
Dell OptiPlex 5400 Firmware<1.0.13
Dell OptiPlex 5400
Dell OptiPlex 7000 OEM Firmware<1.3.62
Dell OptiPlex 7000 Small Form Factor
Dell OptiPlex 7000 Tower Firmware<1.3.62
Dell OptiPlex 7000
Dell OptiPlex 7400 Firmware<1.0.13
Dell OptiPlex 7400 firmware
Dell Precision 3460 XE Small Form Factor Firmware<1.3.62
Dell Precision 3460 Small Form Factor Firmware
Dell Precision 3660 Firmware<1.3.71
Dell Precision 3660
Dell Precision 5770 Firmware<1.6.0
Dell Precision 5770 Firmware
Dell Vostro 3710 Firmware<1.1.66
Dell Vostro 3710 Firmware
Dell Vostro 3910 Firmware<1.1.66
Dell Vostro 3910 Firmware
Dell Vostro 5320 Firmware<1.1.0
Dell Vostro 5320 Firmware
Dell Vostro 5620 Firmware<1.4.1
Dell Vostro 5620 Firmware
Dell Vostro 7620 Firmware<1.2.0
Dell Vostro 7620 Firmware
Dell XPS 17 9720 Firmware<1.6.0
Dell XPS 17 9720 Firmware

Remedy

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

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Reference Links

Frequently Asked Questions

  • What is the vulnerability ID?

    The vulnerability ID is CVE-2022-31226.

  • What is the severity of CVE-2022-31226?

    The severity of CVE-2022-31226 is 7.8 (High).

  • How does CVE-2022-31226 affect Dell BIOS versions?

    CVE-2022-31226 affects Dell BIOS versions by containing a Stack-based Buffer Overflow vulnerability.

  • Who can exploit CVE-2022-31226?

    A local authenticated malicious user could potentially exploit CVE-2022-31226.

  • How can CVE-2022-31226 be mitigated?

    To mitigate CVE-2022-31226, Dell recommends updating to the latest BIOS version available.

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