CVE-2021-31844: Local Privilege Escalation in McAfee DLP Endpoint for Windows

Published Sep 17, 2021
·
Updated

A buffer overflow vulnerability in McAfee Data Loss Prevention (DLP) Endpoint for Windows prior to 11.6.200 allows a local attacker to execute arbitrary code with elevated privileges through placing carefully constructed Ami Pro (.sam) files onto the local system and triggering a DLP Endpoint scan through accessing a file. This is caused by the destination buffer being of fixed size and incorrect checks being made on the source size.

Affected Software

3 affected components
McAfee Data Loss Prevention Endpoint Windows<11.6.200
McAfee Data Loss Prevention Endpoint<11.6.200
Microsoft Windows

Event History

Sep 17, 2021
CVE Published
via MITRE·01:45 PM
Data Sourced
via MITRE·01:45 PM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is CVE-2021-31844?

CVE-2021-31844 is a buffer overflow vulnerability in McAfee Data Loss Prevention (DLP) Endpoint for Windows prior to version 11.6.200.

2

How does CVE-2021-31844 affect McAfee Data Loss Prevention (DLP) Endpoint for Windows?

CVE-2021-31844 allows a local attacker to execute arbitrary code with elevated privileges by placing crafted Ami Pro (.sam) files and triggering a DLP Endpoint scan.

3

What is the severity of CVE-2021-31844?

CVE-2021-31844 has a severity rating of 7.8 (high).

4

How can I fix CVE-2021-31844?

To fix CVE-2021-31844, users should upgrade McAfee Data Loss Prevention (DLP) Endpoint for Windows to version 11.6.200 or later.

5

Where can I find more information about CVE-2021-31844?

More information about CVE-2021-31844 can be found at the following link: [McAfee Security Bulletin SB10368](https://kc.mcafee.com/corporate/index?page=content&id=SB10368)

Contact

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