CVE-2021-23886

Local Denial of Service in McAfee DLP Endpoint for Windows

MEDIUM
5.5
CVSS Score
Published: April 15, 2021 at 07:50 AM UTC
Updated: June 17, 2026 at 03:38 AM UTC
1 product affected across 1 vendorData Loss Prevention Endpoint

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.2%

Description

Denial of Service vulnerability in McAfee Data Loss Prevention (DLP) Endpoint for Windows prior to 11.6.100 allows a local, low privileged, attacker to cause a BSoD through suspending a process, modifying the processes memory and restarting it. This is triggered by the hdlphook driver reading invalid memory.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 10.6.100.41v < 11.6.100.41
Affected range stops below 10.6.100.41, so it looks safe — our inference, not a vendor statement
Affected range stops below 11.6.100.41, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

CVSS

5.5MEDIUMtrellix
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-755

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