Dell dbutil Driver Insufficient Access Control Vulnerability

Added to KEV
2022-03-31
Federal due date
2022-04-21
Vendor
Dell
Product
dbutil Driver
EPSS
98.9th percentile (score 0.745, as of 2026-06-08)
NVD CVSS v3.1
Ransomware use
Unknown
Upstream
https://nvd.nist.gov/vuln/detail/CVE-2021-21551

CISA short description

Dell dbutil driver contains an insufficient access control vulnerability which may lead to escalation of privileges, denial-of-service (DoS), or information disclosure.

Required action

Apply updates per vendor instructions.

EPSS percentile is the FIRST.org exploit-probability ranking as of the date noted above; it moves daily. CVSS reflects NVD's analysis at time of publication.