CVE-2020-7250

ENS symbolic link log file manipulation vulnerability

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Symbolic link manipulation vulnerability in McAfee Endpoint Security (ENS) for Windows prior to 10.7.0 February 2020 Update allows authenticated local user to potentially gain an escalation of privileges by pointing the link to files which the user which not normally have permission to alter via carefully creating symbolic links from the ENS log file directory.

Una vulnerabilidad de manipulación en enlaces simbólicos en McAfee Endpoint Security (ENS) para Windows versiones anteriores a 10.7.0 Update de Abril de 2020, permite a un usuario local autenticado conseguir una escalada de privilegios al señalar el enlace a archivos que el usuario normalmente no tiene permiso para modificar por medio de enlaces simbólicos cuidadosamente creados desde el directorio del archivo de registro de ENS.

*Credits: McAfee credits Jakub Palaczynski  (ING Tech Poland) and Eran Shimony (CyberArk) for independently reporting this flaw

CVSS Scores

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* 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
2023-03-08 EPSS Updated
2024-09-16 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-59: Improper Link Resolution Before File Access ('Link Following')

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