// For flags

CVE-2021-31854

Code injection vulnerability in McAfee Agent

Severity Score

7.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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.

Una vulnerabilidad de inyección de comandos en McAfee Agent (MA) para Windows versiones anteriores a 5.7.5, permite a usuarios locales inyectar código shell arbitrario en el archivo cleanup.exe. El archivo clean.exe malicioso es colocado en la carpeta correspondiente y es ejecutado mediante la funcionalidad deployment de McAfee Agent situada en el Árbol de sistemas. Un atacante puede explotar la vulnerabilidad para obtener un shell inverso que puede conllevar a una escalada de privilegios para obtener privilegios de root

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Local
Attack Complexity
Low
Privileges Required
High
User Interaction
Required
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-04-27 CVE Reserved
  • 2022-01-19 CVE Published
  • 2024-08-03 CVE Updated
  • 2024-10-04 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
CAPEC
References (1)
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Mcafee
Search vendor "Mcafee"
Agent
Search vendor "Mcafee" for product "Agent"
< 5.7.5
Search vendor "Mcafee" for product "Agent" and version " < 5.7.5"
windows
Affected