CVE-2021-23886: Local Denial of Service in McAfee DLP Endpoint for Windows

Published Apr 15, 2021
·
Updated

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 Software

1 affected component
McAfee Data Loss Prevention Endpoint Windows<11.6.100.41

Event History

Apr 15, 2021
CVE Published
via MITRE·07:50 AM
Data Sourced
via MITRE·07:50 AM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is CVE-2021-23886?

CVE-2021-23886 is a Denial of Service vulnerability in McAfee Data Loss Prevention (DLP) Endpoint for Windows prior to version 11.6.100.

2

How does CVE-2021-23886 impact the system?

CVE-2021-23886 allows a local, low privileged attacker to cause a BSoD (Blue Screen of Death) by suspending a process, modifying its memory, and restarting it.

3

Who is affected by CVE-2021-23886?

Users of McAfee Data Loss Prevention (DLP) Endpoint for Windows versions prior to 11.6.100 are affected by CVE-2021-23886.

4

What is the severity of CVE-2021-23886?

CVE-2021-23886 has a severity rating of 5.5 (Medium).

5

How can I fix CVE-2021-23886?

To mitigate CVE-2021-23886, it is recommended to update McAfee Data Loss Prevention (DLP) Endpoint for Windows to version 11.6.100.

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