CVE-2021-31840

HIGH

McAfee Agent for Windows < 5.7.3 - Authenticated DLL Preloading Attack via Unsigned DLLs

Title source: llm
STIX 2.1

Description

A vulnerability in the preloading mechanism of specific dynamic link libraries in McAfee Agent for Windows prior to 5.7.3 could allow an authenticated, local attacker to perform a DLL preloading attack with unsigned DLLs. To exploit this vulnerability, the attacker would need to have valid credentials on the Windows system. This would result in the user gaining elevated permissions and being able to execute arbitrary code.

References (1)

Core 1
Core References

Scores

CVSS v3 7.3
EPSS 0.0004
EPSS Percentile 13.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-427
Status published
Products (1)
mcafee/mcafee_agent 5.0.0 - 5.7.3
Published Jun 10, 2021
Tracked Since Feb 18, 2026