Auth bypass in Dell Dbutil
CVE-2021-36276
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.003 (17.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 17th percentile — 17.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Dell Dbutil — versions 2.5, 2.6
- Dell Dbutildrv2.sys Firmware — versions 2.5, 2.6
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.dell.com/support/kbdoc/en-us/000190105/dsa-2021-152-dell-client-platform-se… (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-36276?
- CVE-2021-36276 is a high-severity vulnerability in Dell Dbutil, classified under Improper Authorization. CVSS score: 8.8/10. Published 2021-08-09.
- How severe is CVE-2021-36276?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2021-36276 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.