CVE-2021-21551
CVSS v3
7.8
HIGH
EPSS Score
59.9 %
exploit probability
CISA KEV
Yes
known exploited
Exploitation
—
SSVC status
Description
Dell dbutil_2_3.sys driver 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.
CISA Known Exploited Vulnerability
- Date Added
- 2022-03-31
- Patch Due Date
- 2022-04-21
- Ransomware Use
- Unknown
Technical details
- Published
- 2021-05-04
- Exploit-DB
- EDB-49893
Frequently asked questions
What is CVE-2021-21551?
Dell dbutil_2_3.sys driver 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.
Is CVE-2021-21551 actively exploited?
Yes. CVE-2021-21551 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2022-04-21.
What is the CVSS score for CVE-2021-21551?
CVE-2021-21551 has a CVSS v3 base score of 7.8 (HIGH severity).
Is CVE-2021-21551 affecting your environment?
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