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CVE-2020-7261

Buffer overwrite in ENS allowed to bypass AMSI protection

MEDIUM
5.5
CVSS Score
Published: April 15, 2020 at 11:50 AM UTC
Updated: June 17, 2026 at 03:24 AM UTC
1 product affected across 1 vendorEndpoint Security

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.3%

Description

Buffer Overflow via Environment Variables vulnerability in AMSI component in McAfee Endpoint Security (ENS) Prior to 10.7.0 February 2020 Update allows local users to disable Endpoint Security via a carefully crafted user input.

Affected

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

Endpoint Security· McAfee
95%
10.x ≤ v < 10.7.0 April 2020 Update10.5.010.5.110.5.210.5.310.5.410.5.510.6.010.x
Affected range stops below 10.7.0 April 2020 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=SB10309

CVSS

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

Quick Info

StatusMODIFIED
CWE
CWE-119CWE-120

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