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CVE-2021-23883

Null Pointer Dereference vulnerability in McAfee Endpoint Security (ENS)

Published: Feb 10, 2021Updated: Nov 21, 2024 Sources: CVE List NVDCWE-476
NVD MITRE
4.0CVSSMEDIUM
EPSS Score
0.3%
Top 81.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

Description

A Null Pointer Dereference vulnerability in McAfee Endpoint Security (ENS) for Windows prior to 10.7.0 February 2021 Update allows a local administrator to cause Windows to crash via a specific system call which is not handled correctly. This varies by machine and had partial protection prior to this update.

CVSS Vector Breakdown

AV:LAC:HPR:HUI:RS:UC:NI:NA:H
Exploitability
AV:LAttack Vector
Local
AC:HAttack Complexity
High
PR:HPrivileges Required
High
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-476

Affected Products

endpoint securitymcafeeSecurity Products
Endpoint Security (ENS) for WindowsMcAfee LLC
On-prem
Security Products / endpoint-av-edr
mcafeecommercialUSSecurity Productsaka mcaee, mcafee security
mcafee llccommercialUSSecurity Productsaka mcafee endpoint security (ens), endpoint security for windows

Attack Graph

Products CVE Techniques Tactics

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Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

2 techniques
Impact
Initial Access
View detailed technique mapping

References

https://kc.mcafee.com/corporate/index?page=content&id=SB10345
kc.mcafee.com

Timeline

Published
Feb 10, 2021
Last Updated
Nov 21, 2024

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