CVE-2021-31841: A DLL sideloading vulnerability in McAfee Agent for Windows prior to 5.7.4 could allow a local user to perform a DLL sideloading attack with an unsigned DLL…

PriorityP434high7.3CVSS 3.1

AVLACLPRLUIRSUCHIHAH

EPSS

0.23%

14.1th percentile

A DLL sideloading vulnerability in McAfee Agent for Windows prior to 5.7.4 could allow a local user to perform a DLL sideloading attack with an unsigned DLL with a specific name and in a specific location. This would result in the user gaining elevated permissions and the ability to execute arbitrary code as the system user, through not checking the DLL signature.

Affected

2 ranges

Vendor	Product	Version range	Fixed in
mcafee	mcafee_agent	< 5.7.4	5.7.4
mcafee_llc	mcafee_agent_for_windows	>= unspecified < 5.7.4	5.7.4

CVSS provenance

nvdv3.17.3HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

nvdv2.06.9MEDIUMAV:L/AC:M/Au:N/C:C/I:C/A:C

Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.