CVE-2021-23887

HIGH

McAfee Data Loss Prevention Endpoint < 11.6.100.41 - Privilege Escalation via hdlphook Driver Memory Manipulation

Title source: llm
STIX 2.1

Description

Privilege Escalation vulnerability in McAfee Data Loss Prevention (DLP) Endpoint for Windows prior to 11.6.100 allows a local, low privileged, attacker to write to arbitrary controlled kernel addresses. This is achieved by launching applications, suspending them, modifying the memory and restarting them when they are monitored by McAfee DLP through the hdlphook driver.

References (2)

Core 2
Core References

Scores

CVSS v3 7.8
EPSS 0.0003
EPSS Percentile 10.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-269
Status published
Products (1)
mcafee/data_loss_prevention_endpoint < 11.6.100.41
Published Apr 15, 2021
Tracked Since Feb 18, 2026