McAfee Agent up to 5.7.4 on Windows Deployment cleanup.exe code injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
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A vulnerability, which was classified as critical, has been found in McAfee Agent up to 5.7.4 on Windows. This issue affects some unknown processing of the file cleanup.exe of the component Deployment Handler. The manipulation with an unknown input leads to a code injection vulnerability. Using CWE to declare the problem leads to CWE-94. The software constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. Impacted is confidentiality, integrity, and availability.

The weakness was published 01/19/2022 as SB10378. The advisory is shared at The identification of this vulnerability is CVE-2021-31854 since 04/27/2021. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 01/26/2022). MITRE ATT&CK project uses the attack technique T1059 for this issue.

It is declared as proof-of-concept.

Upgrading to version 5.7.5 eliminates this vulnerability.





  • commercial

CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 8.1
VulDB Meta Temp Score: 7.5

VulDB Base Score: 8.8
VulDB Temp Score: 7.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (McAfee): 7.7
Vendor Vector (McAfee): 🔍

CNA Base Score: 7.7
CNA Vector (McAfee): 🔍



VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍


Class: Code injection
CWE: CWE-94 / CWE-74 / CWE-707
ATT&CK: T1059

Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍


Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Agent 5.7.5


04/27/2021 🔍
01/19/2022 +267 days 🔍
01/19/2022 +0 days 🔍
01/26/2022 +7 days 🔍



Advisory: SB10378
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-31854 (🔍)


Created: 01/19/2022 03:57 PM
Updated: 01/26/2022 08:11 PM
Changes: 01/19/2022 03:57 PM (52), 01/26/2022 03:16 AM (2), 01/26/2022 08:11 PM (18)
Complete: 🔍


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