CVE-2021-31853: MDE DLL Search Order Hijacking vulnerability

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-11-10 · updated 2026-06-17
Weakness: CWE-427

Description

DLL Search Order Hijacking Vulnerability in McAfee Drive Encryption (MDE) prior to 7.3.0 HF2 (7.3.0.183) allows local users to execute arbitrary code and escalate privileges via execution from a compromised folder.

Affected products

McAfee,LLC McAfee Drive Encryption (MDE): from 7.2.0 through 7.2.10; 7.3.0, 7.3.0-hotfix1

References

https://kc.mcafee.com/corporate/index?page=content&id=SB10374
https://kc.mcafee.com/corporate/index?page=content&id=SB10374

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