CVE-2021-31842
First published: Fri Sep 17 2021(Updated: )
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.
Credit: psirt@mcafee.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mcafee Endpoint Security | <10.7.0 | |
| Mcafee Endpoint Security | =10.7.0-april_2020 | |
| Mcafee Endpoint Security | =10.7.0-april_2021 | |
| Mcafee Endpoint Security | =10.7.0-february_2020 | |
| Mcafee Endpoint Security | =10.7.0-february_2021 | |
| Mcafee Endpoint Security | =10.7.0-july_2020 | |
| Mcafee Endpoint Security | =10.7.0-june_2021 | |
| Mcafee Endpoint Security | =10.7.0-november_2020 | |
| Mcafee Endpoint Security | =10.7.0-september_2020 |
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Frequently Asked Questions
What is CVE-2021-31842?
CVE-2021-31842 is an XML Entity Expansion injection vulnerability in McAfee Endpoint Security (ENS) for Windows prior to version 10.7.0 September 2021 Update.
How does CVE-2021-31842 affect McAfee Endpoint Security?
CVE-2021-31842 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.
What is the severity of CVE-2021-31842?
CVE-2021-31842 has a severity level of medium with a CVSS score of 5.5.
Which versions of McAfee Endpoint Security are affected by CVE-2021-31842?
McAfee Endpoint Security versions prior to 10.7.0 September 2021 Update are affected by CVE-2021-31842.
How can I fix CVE-2021-31842 vulnerability?
To fix CVE-2021-31842, users should update their McAfee Endpoint Security to version 10.7.0 September 2021 Update or later.
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- agent/type
- collector/mitre-cve
- source/MITRE
- agent/references
- agent/author
- agent/severity
- agent/weakness
- agent/last-modified-date
- agent/remedy
- agent/softwarecombine
- agent/tags
- agent/event
- agent/first-publish-date
- agent/description
- vendor/mcafee
- canonical/mcafee endpoint security
- version/mcafee endpoint security/10.7.0-april_2020
- version/mcafee endpoint security/10.7.0-april_2021
- version/mcafee endpoint security/10.7.0-february_2020
- version/mcafee endpoint security/10.7.0-february_2021
- version/mcafee endpoint security/10.7.0-july_2020
- version/mcafee endpoint security/10.7.0-june_2021
- version/mcafee endpoint security/10.7.0-november_2020
- version/mcafee endpoint security/10.7.0-september_2020