High severity7.8NVD Advisory· Published Apr 15, 2021· Updated Jun 17, 2026
CVE-2021-23887
CVE-2021-23887
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.
Affected products
3cpe:2.3:a:mcafee:data_loss_prevention_endpoint:*:*:*:*:*:windows:*:*+ 1 more
- cpe:2.3:a:mcafee:data_loss_prevention_endpoint:*:*:*:*:*:windows:*:*range: <11.6.100.41
- (no CPE)range: unspecified
- Range: <11.6.100
Patches
Vulnerability mechanics
References
2- kc.mcafee.com/corporate/indexnvdBroken Link
- kc.mcafee.com/corporate/indexnvdBroken Link
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