CVE-2022-24421: Dell BIOS contains an improper input validation vulnerability

High severity · published Mar 11, 2022

CVE-2022-24421

Dell BIOS contains an improper input validation vulnerability

7.8

CVSS

0.3%

EPSS

On KEV

Description

Dell BIOS contains an improper input validation vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution during SMM.

CVSS vector

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

Attack vector

Local

Complexity

Low

Privileges

Low

User interaction

None

Confidentiality

High

Integrity

High

Availability

High

Scope

Unchanged

Exploitation

Is it being used?

Exploit prediction (EPSS)0.3% · higher than 22% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

Alienware 13 R3 Firmware · Dell

before 1.16.1 · source: NVD

Alienware 15 R3 Firmware · Dell

before 1.16.1 · source: NVD

Alienware 15 R4 Firmware · Dell

before 1.17.0 · source: NVD

Alienware 17 R4 Firmware · Dell

before 1.16.1 · source: NVD

Alienware 17 R5 Firmware · Dell

before 1.17.0 · source: NVD

Alienware Area 51m R1 Firmware · Dell

before 1.18.0 · source: NVD

Alienware Area 51m R2 Firmware · Dell

before 1.13.0 · source: NVD

Alienware Aurora R8 Firmware · Dell

before 1.0.20 · source: NVD

Alienware M15 R2 Firmware · Dell

before 1.12.0 · source: NVD

Alienware M15 R3 Firmware · Dell

before 1.14.0 · source: NVD

Alienware M15 R4 Firmware · Dell

before 1.8.0 · source: NVD

Alienware M17 R2 Firmware · Dell

before 1.12.0 · source: NVD

Affected product

Alienware 13 R3 Firmware

Dell

All Alienware 13 R3 Firmware CVEs

References

NVD

https://nvd.nist.gov/vuln/detail/CVE-2022-24421

CVE.org

https://www.cve.org/CVERecord?id=CVE-2022-24421

Vendor Advisory

https://www.dell.com/support/kbdoc/en-us/000197057/dsa-2022-053