CVE-2021-31842

CVSS V2 Low 2.1 CVSS V3 Medium 5.5
Description
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.
Overview
  • CVE ID
  • CVE-2021-31842
  • Assigner
  • psirt@mcafee.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-09-17T14:15:08
  • Last Modified Date
  • 2022-05-10T18:03:12
Weakness Enumerations
CWE URL
CWE-776 http://cwe.mitre.org/data/definitions/776.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:mcafee:endpoint_security:*:*:*:*:*:windows:*:* 1 OR 10.7.0
cpe:2.3:a:mcafee:endpoint_security:10.7.0:april_2020:*:*:*:windows:*:* 1 OR
cpe:2.3:a:mcafee:endpoint_security:10.7.0:april_2021:*:*:*:windows:*:* 1 OR
cpe:2.3:a:mcafee:endpoint_security:10.7.0:february_2020:*:*:*:windows:*:* 1 OR
cpe:2.3:a:mcafee:endpoint_security:10.7.0:february_2021:*:*:*:windows:*:* 1 OR
cpe:2.3:a:mcafee:endpoint_security:10.7.0:july_2020:*:*:*:windows:*:* 1 OR
cpe:2.3:a:mcafee:endpoint_security:10.7.0:june_2021:*:*:*:windows:*:* 1 OR
cpe:2.3:a:mcafee:endpoint_security:10.7.0:november_2020:*:*:*:windows:*:* 1 OR
cpe:2.3:a:mcafee:endpoint_security:10.7.0:september_2020:*:*:*:windows:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:N/I:N/A:P
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 2.1
  • Severity
  • LOW
  • Exploitability Score
  • 3.9
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 5.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 1.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://kc.mcafee.com/corporate/index?page=content&id=SB10367 Patch Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-31842
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-31842
History
Created Old Value New Value Data Type Notes
2022-05-10 06:26:07 Added to TrackCVE
2022-12-05 10:49:55 2021-09-17T14:15Z 2021-09-17T14:15:08 CVE Published Date updated
2022-12-05 10:49:55 2022-05-10T18:03:12 CVE Modified Date updated
2022-12-05 10:49:55 Analyzed Vulnerability Status updated