CVE-2022-31223: Low severity dell chengming 3900 vulnerability

Published Sep 12, 2022
·
Updated

Dell BIOS versions contain an Improper Neutralization of Null Byte vulnerability. A local authenticated administrator user could potentially exploit this vulnerability by sending unexpected null bytes in order to read memory on the system.

Affected Software

50 affected components
Dell Chengming 3900 Firmware<1.1.66
Dell Chengming 3900
Dell Inspiron 14 Plus 7420 Firmware<1.2.0
Dell Inspiron 14 Plus 7420
Dell Inspiron 16 Plus 7620 Firmware<1.2.0
Dell Inspiron 16 Plus 7620
Dell Inspiron 3910 Firmware<1.1.66
Dell Inspiron 3910
Dell Inspiron 5320 Firmware<1.1.0
Dell Inspiron 5320
Dell Inspiron 5420 Firmware<1.4.1
Dell Inspiron 5420
Dell Inspiron 5620 Firmware<1.4.1
Dell Inspiron 5620
Dell Inspiron 7420 Firmware<1.3.0
Dell Inspiron 7420
Dell Inspiron 7620 Firmware<1.3.0
Dell Inspiron 7620
Dell Optiplex 3000 Firmware<1.1.66
Dell Optiplex 3000
Dell Optiplex 3000 Thin Client Firmware<1.0.7
Dell Optiplex 3000 Thin Client
Dell Optiplex 5000 Firmware<1.3.62
Dell Optiplex 5000
Dell Optiplex 5400 Firmware<1.0.13
Dell Optiplex 5400
Dell Optiplex 7000 Firmware<1.3.62
Dell Optiplex 7000
Dell Optiplex 7000 Oem Firmware<1.3.62
Dell Optiplex 7000 Oem
Dell Optiplex 7400 Firmware<1.0.13
Dell Optiplex 7400
Dell Precision 3460 Small Form Factor Firmware<1.3.62
Dell Precision 3460 Small Form Factor
Dell Precision 3660 Tower Firmware<1.3.71
Dell Precision 3660 Tower
Dell Precision 5770 Firmware<1.6.0
Dell Precision 5770
Dell Vostro 3710 Firmware<1.1.66
Dell Vostro 3710
Dell Vostro 3910 Firmware<1.1.66
Dell Vostro 3910
Dell Vostro 5320 Firmware<1.1.0
Dell Vostro 5320
Dell Vostro 5620 Firmware<1.4.1
Dell Vostro 5620
Dell Vostro 7620 Firmware<1.2.0
Dell Vostro 7620
Dell Xps 17 9720 Firmware<1.6.0
Dell Xps 17 9720

Remediation

Patch Available

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

Event History

Sep 12, 2022
CVE Published
via MITRE·06:35 PM
Data Sourced
via MITRE·06:35 PM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the vulnerability ID for this Dell BIOS vulnerability?

The vulnerability ID for this Dell BIOS vulnerability is CVE-2022-31223.

2

How does the vulnerability in Dell BIOS versions affect the system?

The vulnerability in Dell BIOS versions allows a local authenticated administrator user to potentially read memory on the system by exploiting an Improper Neutralization of Null Byte vulnerability.

3

What is the severity of CVE-2022-31223?

The severity of CVE-2022-31223 is low, with a severity value of 2.3.

4

Which Dell BIOS versions are affected by CVE-2022-31223?

Dell Chengming 3900 Firmware (up to version 1.1.66) and Dell Inspiron 3910 Firmware (up to version 1.1.66) are affected by CVE-2022-31223.

5

How can the CVE-2022-31223 vulnerability be fixed?

To fix the CVE-2022-31223 vulnerability, Dell recommends updating the BIOS firmware to the latest version available.

Company

Resources

Contact

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