CVE-2021-31842

Published on: 09/17/2021 12:00:00 AM UTC

Last Modified on: 09/30/2021 07:55:00 PM UTC

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H

Certain versions of Endpoint Security from Mcafee contain the following vulnerability:

XML Entity Expansion injection vulnerability in McAfee Endpoint Security (ENS) for Windows prior to 10.7.0 September 2021 Update allows a local user to initiate high CPU and memory consumption resulting in a Denial of Service attack through carefully editing the EPDeploy.xml file and then executing the setup process.

  • CVE-2021-31842 has been assigned by URL Logo [email protected] to track the vulnerability - currently rated as MEDIUM severity.
  • Affected Vendor/Software: URL Logo McAfee,LLC - McAfee Endpoint Security (ENS) for WIndows version < 10.7.0 September 2021 Update

CVSS3 Score: 5.5 - MEDIUM

Attack
Vector
Attack
Complexity
Privileges
Required
User
Interaction
LOCAL LOW LOW NONE
Scope Confidentiality
Impact
Integrity
Impact
Availability
Impact
UNCHANGED NONE NONE HIGH

CVSS2 Score: 2.1 - LOW

Access
Vector
Access
Complexity
Authentication
LOCAL LOW NONE
Confidentiality
Impact
Integrity
Impact
Availability
Impact
NONE NONE PARTIAL

CVE References

Description Tags Link
Security Bulletin - Endpoint Security for Windows update fixes two vulnerabilities (CVE-2021-31843, CVE-2021-31842) and updates the cURL library kc.mcafee.com
text/html
URL Logo CONFIRM kc.mcafee.com/corporate/index?page=content&id=SB10367

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationMcafeeEndpoint SecurityAllAllAllAll
ApplicationMcafeeEndpoint Security10.7.0april_2020AllAll
ApplicationMcafeeEndpoint Security10.7.0april_2021AllAll
ApplicationMcafeeEndpoint Security10.7.0february_2020AllAll
ApplicationMcafeeEndpoint Security10.7.0february_2021AllAll
ApplicationMcafeeEndpoint Security10.7.0july_2020AllAll
ApplicationMcafeeEndpoint Security10.7.0june_2021AllAll
ApplicationMcafeeEndpoint Security10.7.0november_2020AllAll
ApplicationMcafeeEndpoint Security10.7.0september_2020AllAll
  • cpe:2.3:a:mcafee:endpoint_security:*:*:*:*:*:windows:*:*:
  • cpe:2.3:a:mcafee:endpoint_security:10.7.0:april_2020:*:*:*:windows:*:*:
  • cpe:2.3:a:mcafee:endpoint_security:10.7.0:april_2021:*:*:*:windows:*:*:
  • cpe:2.3:a:mcafee:endpoint_security:10.7.0:february_2020:*:*:*:windows:*:*:
  • cpe:2.3:a:mcafee:endpoint_security:10.7.0:february_2021:*:*:*:windows:*:*:
  • cpe:2.3:a:mcafee:endpoint_security:10.7.0:july_2020:*:*:*:windows:*:*:
  • cpe:2.3:a:mcafee:endpoint_security:10.7.0:june_2021:*:*:*:windows:*:*:
  • cpe:2.3:a:mcafee:endpoint_security:10.7.0:november_2020:*:*:*:windows:*:*:
  • cpe:2.3:a:mcafee:endpoint_security:10.7.0:september_2020:*:*:*:windows:*:*:

Social Mentions

Source Title Posted (UTC)
Twitter Icon @CVEreport CVE-2021-31842 : XML Entity Expansion injection vulnerability in McAfee Endpoint Security ENS for #Windows prior… twitter.com/i/web/status/1… 2021-09-17 13:40:25
Twitter Icon @threatmeter CVE-2021-31842 XML Entity Expansion injection vulnerability in McAfee Endpoint Security (ENS) for Windows prior to… twitter.com/i/web/status/1… 2021-09-18 07:09:46
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