CVE-2021-31842
McAfee Endpoint Security XML Entity Expansion Denial of Service
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.
INFO
Published Date :
Sept. 17, 2021, 2:15 p.m.
Last Modified :
Nov. 21, 2024, 6:06 a.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
3.6
Exploitability Score :
1.8
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2021-31842.
| URL | Resource |
|---|---|
| https://kc.mcafee.com/corporate/index?page=content&id=SB10367 | |
| https://kc.mcafee.com/corporate/index?page=content&id=SB10367 |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-31842 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-31842 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://kc.mcafee.com/corporate/index?page=content&id=SB10367 -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Source Update by [email protected]
Nov. 07, 2023
Action Type Old Value New Value Changed Source McAfee (DEFUNCT) Trellix -
CVE Modified by [email protected]
Nov. 07, 2023
Action Type Old Value New Value Added Reference Trellix https://kc.mcafee.com/corporate/index?page=content&id=SB10367 [No types assigned] Removed Reference McAfee (DEFUNCT) https://kc.mcafee.com/corporate/index?page=content&id=SB10367 Added CWE Trellix CWE-776 Removed CWE McAfee (DEFUNCT) CWE-776 Removed CVSS V3.1 McAfee (DEFUNCT) AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H Added CVSS V3.1 Trellix AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H -
Modified Analysis by [email protected]
May. 10, 2022
Action Type Old Value New Value -
CVE Modified by [email protected]
Apr. 27, 2022
Action Type Old Value New Value Removed CWE McAfee CWE-611 Added CWE McAfee CWE-776 Removed CWE Reason CWE-611 / More specific CWE option available -
Reanalysis by [email protected]
Apr. 25, 2022
Action Type Old Value New Value Added CWE NIST CWE-776 -
Initial Analysis by [email protected]
Sep. 30, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:N/I:N/A:P) Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://kc.mcafee.com/corporate/index?page=content&id=SB10367 No Types Assigned https://kc.mcafee.com/corporate/index?page=content&id=SB10367 Patch, Vendor Advisory Added CPE Configuration OR *cpe:2.3:a:mcafee:endpoint_security:*:*:*:*:*:windows:*:* versions up to (excluding) 10.7.0 *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:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-31842 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2021-31842
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.04 }} 0.00%
score
0.05635
percentile