CVE-2021-31847

HIGH

Mcafee Agent < 5.7.4 - Uncontrolled Search Path

Title source: rule

Description

Improper access control vulnerability in the repair process for McAfee Agent for Windows prior to 5.7.4 could allow a local attacker to perform a DLL preloading attack using unsigned DLLs. This would result in elevation of privileges and the ability to execute arbitrary code as the system user, through not correctly protecting a temporary directory used in the repair process and not checking the DLL signature.

Scores

CVSS v3 8.2
EPSS 0.0003
EPSS Percentile 9.5%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H

Classification

CWE
CWE-269 CWE-427 CWE-347
Status published

Affected Products (1)

mcafee/agent < 5.7.4

Timeline

Published Sep 22, 2021
Tracked Since Feb 18, 2026