What is CVE-2022-24421?

CVE-2022-24421 is a high-severity vulnerability in Dell Alienware_13_r3, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.2/10. Published 2022-03-11.

How severe is CVE-2022-24421?

High severity. CVSS v3 base score is 8.2 out of 10.

Buffer overflow in Dell Alienware_13_r3

CVE-2022-24421

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.

Vulnerability class: Buffer Overflow

EPSS: 0.003 (20.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

security_alert@emc.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2022-24421?: CVE-2022-24421 is a high-severity vulnerability in Dell Alienware_13_r3, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.2/10. Published 2022-03-11.
How severe is CVE-2022-24421?: High severity. CVSS v3 base score is 8.2 out of 10.