CVE-2020-7278 - CVE House
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Status published High CVE-2020-7278

McAfee firewall rules not enforced correctly

Vulnerability Description

Exploiting incorrectly configured access control security levels vulnerability in ENS Firewall in McAfee Endpoint Security (ENS) for Windows prior to 10.7.0 April 2020 and 10.6.1 April 2020 updates allows remote attackers and local users to allow or block unauthorized traffic via pre-existing rules not being handled correctly when updating to the February 2020 updates.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • McAfee credits EZ for reporting this flaw

References

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CVE-2021-23880
Improper Access Control in the ENS installer
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CVE-2021-23878
Clear text storage of sensitive Information in ENS
High 7.3

Affected Vendor

Affected Software

McAfee Endpoint Security (ENS)
Vulnerable Versions:
10.7.x, 10.6.x

Timeline

Official Publish: April 15th, 2020
Last Modified: September 16th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L

Weaknesses (CWE)

CWE-284

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1068 Exploitation for Privilege Escalation
Privilege Escalation
T1078 Valid Accounts
Persistence
T1213 Data from Information Repositories
Collection
T1565.002 Stored Data Manipulation
Impact