CVE-2020-7278

McAfee firewall rules not enforced correctly

Severity Score

6.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

Una vulnerabilidad de explotación de los niveles de seguridad de control de acceso configurados incorrectamente en ENS Firewall en McAfee Endpoint Security (ENS) para Windows versiones anteriores 10.7.0 Update de Abril de 2020 y versiones anteriores a 10.6.1, Update de Abril de 2020, permite a atacantes remotos y usuarios locales habilitar o bloquear el tráfico no autorizado por medio de reglas preexistentes que no han sido manejadas correctamente en la actualización de febrero de 2020.

*Credits: McAfee credits EZ for reporting this flaw

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

Low

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

None

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-01-21 CVE Reserved
2020-04-15 CVE Published
2023-11-08 EPSS Updated
2024-09-16 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-284: Improper Access Control
CWE-862: Missing Authorization

CAPEC

References (1)

URL	Tag	Source
https://kc.mcafee.com/corporate/index?page=content&id=SB10309	X_refsource_confirm

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Mcafee Search vendor "Mcafee"		Endpoint Security Search vendor "Mcafee" for product "Endpoint Security"				10.5.0 Search vendor "Mcafee" for product "Endpoint Security" and version "10.5.0"		windows		Affected
Mcafee Search vendor "Mcafee"		Endpoint Security Search vendor "Mcafee" for product "Endpoint Security"				10.5.1 Search vendor "Mcafee" for product "Endpoint Security" and version "10.5.1"		windows		Affected
Mcafee Search vendor "Mcafee"		Endpoint Security Search vendor "Mcafee" for product "Endpoint Security"				10.5.2 Search vendor "Mcafee" for product "Endpoint Security" and version "10.5.2"		windows		Affected
Mcafee Search vendor "Mcafee"		Endpoint Security Search vendor "Mcafee" for product "Endpoint Security"				10.5.3 Search vendor "Mcafee" for product "Endpoint Security" and version "10.5.3"		windows		Affected
Mcafee Search vendor "Mcafee"		Endpoint Security Search vendor "Mcafee" for product "Endpoint Security"				10.5.4 Search vendor "Mcafee" for product "Endpoint Security" and version "10.5.4"		windows		Affected
Mcafee Search vendor "Mcafee"		Endpoint Security Search vendor "Mcafee" for product "Endpoint Security"				10.5.5 Search vendor "Mcafee" for product "Endpoint Security" and version "10.5.5"		windows		Affected
Mcafee Search vendor "Mcafee"		Endpoint Security Search vendor "Mcafee" for product "Endpoint Security"				10.6.0 Search vendor "Mcafee" for product "Endpoint Security" and version "10.6.0"		windows		Affected