Dell DBUtilDrv2.sys driver (versions 2.5 and 2.6) contains an insufficient access control vulnerability which may lead to escalation of pri…

published 2021-08-09 5y ago modified 2026-06-17 4mo ago also EUVD-2021-22896

cvss: 8.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 18%
public exploits: 0; none known

Dell DBUtilDrv2.sys driver (versions 2.5 and 2.6) contains an insufficient access control vulnerability which may lead to escalation of privileges, denial of service, or information disclosure. Local authenticated user access is required.

Patch / fix

links 1

dell.com/support/kbdoc/en-us/000190105/dsa-2021-152-dell-client-pla… advisory

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Exploit prediction

0.27% chance of exploitation in the next 30 days, higher than 18% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	8.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
NVD	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	4.6	AV:L/AC:L/Au:N/C:P/I:P/A:P

Affected products

Dell dbutil

Classification

Weakness

CWE-285 Improper Authorization

References

dell.com /support/kbdoc/en-us/000190105/dsa-2021-152-dell-client-platform-security-update-for-an-insufficient-access-co
patch, vendor-advisory

Sources

CVE List CVE-2021-36276
NVD CVE-2021-36276

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