CVE-2020-7343: Improper Authorization vulnerability in MA

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-01-18 · updated 2026-06-17
Weakness: CWE-862

Description

Missing Authorization vulnerability in McAfee Agent (MA) for Windows prior to 5.7.1 allows local users to block McAfee product updates by manipulating a directory used by MA for temporary files. The product would continue to function with out-of-date detection files.

Affected products

McAfee,LLC McAfee Agent for Windows: before 5.7.1 — fixed in 5.7.1

How to fix

Upgrade to a fixed version: McAfee,LLC McAfee Agent for Windows 5.7.1. Check the vendor advisory for mitigations.

References

https://kc.mcafee.com/corporate/index?page=content&id=SB10343
https://kc.mcafee.com/corporate/index?page=content&id=SB10343

Get alerted when CVE-2020-7343 or the next vulnerability affects your stack