Dell BIOS contains an improper input validation vulnerability.

published 2022-10-12 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-35556

cvss: 5.6; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 6%
public exploits: 0; none known

Dell BIOS contains an improper input validation vulnerability. A local authenticated malicious user with admin privileges may potentially exploit this vulnerability in order to modify a UEFI variable.

Patch / fix

fixed in 1

Dell CPG BIOS 2.3

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 17 mo ago (2025-05-16)

Exploit prediction

0.18% chance of exploitation in the next 30 days, higher than 6% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	5.6	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:L
NVD	3.1	4.4	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N

Affected products

Dell CPG BIOS

Classification

Weakness

CWE-20 Improper Input Validation

References

dell.com /support/kbdoc/000203758
vendor-advisory

Sources

CVE List CVE-2022-32484
NVD CVE-2022-32484

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Summary