CVE-2021-31838

high Trellix
CVSS v3 Base Score
8.4
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
EPSS Score
2.9%
Exploitation probability in 30 days
Top 14% most likely to be exploited
Attack Characteristics
Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Confidentiality
High
Integrity
High
Availability
High
Published: June 29, 2021 (1779 days ago)
Last Modified: February 24, 2026
Vendor: Trellix

Description

A command injection vulnerability in MVISION EDR (MVEDR) prior to 3.4.0 allows an authenticated MVEDR administrator to trigger the EDR client to execute arbitrary commands through PowerShell using the EDR functionality 'execute reaction'.

CWE

CWE-78

Affected Products

mcafee mvision edr

References

🔗 kc.mcafee.com 🔗 kc.mcafee.com