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CVE-2021-31842

MEDIUM
5.5
CVSS Score
Published: September 17, 2021 at 01:35 PM UTC
Updated: June 17, 2026 at 03:52 AM UTC
1 product affected across 1 vendorEndpoint Security

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.2%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Endpoint Security· McAfee
95%
v < 10.7.0v < 10.7.0 September 2021 Update10.7.0 april_202010.7.0 april_202110.7.0 february_202010.7.0 february_202110.7.0 july_202010.7.0 june_202110.7.0 november_202010.7.0 september_2020
Affected range stops below 10.7.0, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.7.0 September 2021 Update, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

x_refsource_CONFIRM
Source: [email protected]
https://kc.mcafee.com/corporate/index?page=content&id=SB10367

CVSS

5.5MEDIUM[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-776

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