// For flags

CVE-2020-7257

Privilege Escalation vulnerability through Symbolic links in ENS

Severity Score

6.3
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Privilege escalation vulnerability in McAfee Endpoint Security (ENS) for Windows prior to 10.7.0 February 2020 Update allows local users to cause the deletion and creation of files they would not normally have permission to through altering the target of symbolic links whilst an anti-virus scan was in progress. This is timing dependent.

Una vulnerabilidad de escalada de privilegios en McAfee Endpoint Security (ENS) para Windows versión anterior a 10.7.0 Update de Febrero de 2020, permite a usuarios locales causar la eliminación y creación de archivos para los que normalmente no tendrían permiso al alterar el objetivo de los enlaces simbólicos mientras un escaneo de antivirus estaba en progreso. Esto depende de la sincronización.

*Credits: McAfee  credits  Jakub  Palaczynski  (ING Tech Poland) for reporting this flaw
CVSS Scores
Attack Vector
Local
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
High
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
None
Integrity
High
Availability
High
Attack Vector
Local
Attack Complexity
Medium
Authentication
None
Confidentiality
None
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-264: Permissions, Privileges, and Access Controls
  • CWE-269: Improper Privilege Management
CAPEC
References (1)
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