Vulnerability Details : CVE-2021-23893
Privilege Escalation vulnerability in a Windows system driver of McAfee Drive Encryption (DE) prior to 7.3.0 could allow a local non-admin user to gain elevated system privileges via exploiting an unutilized memory buffer.
Vulnerability category: Gain privilege
Products affected by CVE-2021-23893
- cpe:2.3:a:mcafee:drive_encryption:*:*:*:*:*:*:*:*
- cpe:2.3:a:mcafee:drive_encryption:7.3.0:-:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-23893
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 10 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-23893
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
4.6
|
MEDIUM | AV:L/AC:L/Au:N/C:P/I:P/A:P |
3.9
|
6.4
|
NIST | |
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST | |
8.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H |
2.0
|
6.0
|
McAfee (DEFUNCT) |
CWE ids for CVE-2021-23893
-
The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.Assigned by:
- nvd@nist.gov (Primary)
- psirt@mcafee.com (Secondary)
References for CVE-2021-23893
-
https://kc.mcafee.com/corporate/index?page=content&id=SB10361
Security Bulletin - Drive Encryption update fixes a Privilege Escalation vulnerability (CVE-2021-23893)Vendor Advisory
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