CVE-2021-31854
highpriority · track · 31EPSS 0.010 · 63 %ileEURUUSEPSS · scored 2026-10-28
A command Injection Vulnerability in McAfee Agent (MA) for Windows prior to 5.7.5 allows local users to inject arbitrary shell code into the file cleanup.exe. The malicious clean.exe file is placed into the relevant folder and executed by running the McAfee Agent deployment feature located in the System Tree. An attacker may exploit the vulnerability to obtain a reverse shell which can lead to privilege escalation to obtain root privileges.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (3)
Products and version ranges known to be affected.
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (5)
External citations — patches, advisories, analysis.
- https://kc.mcafee.com/corporate/index?page=content&id=SB10378cnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2021-31854cnnvd
- https://www.auscert.org.au/bulletins/ESB-2022.0309cnnvd
- https://kc.mcafee.com/corporate/index?page=content&id=SB10378enisa_euvd
- https://kc.mcafee.com/corporate/index?page=content&id=SB10378nvd
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