CVE-2022-0017

GlobalProtect App: Improper Link Resolution Vulnerability Leads to Local Privilege Escalation

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An improper link resolution before file access ('link following') vulnerability exists in the Palo Alto Networks GlobalProtect app on Windows that enables a local attacker to disrupt system processes and potentially execute arbitrary code with SYSTEM privileges under certain circumstances. This issue impacts: GlobalProtect app 5.1 versions earlier than GlobalProtect app 5.1.10 on Windows. GlobalProtect app 5.2 versions earlier than GlobalProtect app 5.2.5 on Windows. This issue does not affect GlobalProtect app on other platforms.

Se presenta una vulnerabilidad de resolución de enlaces inapropiado antes del acceso a archivos ("link following") en GlobalProtect app de Palo Alto Networks en Windows que permite a un atacante local interrumpir los procesos del sistema y ejecutar potencialmente código arbitrario con privilegios SYSTEM en determinadas circunstancias. Este problema afecta: GlobalProtect app versiones 5.1 anteriores a GlobalProtect app 5.1.10 en Windows. GlobalProtect app versiones 5.2 anteriores a GlobalProtect app 5.2.5 en Windows. Este problema no afecta a GlobalProtect app en otras plataformas

*Credits: Palo Alto Networks thanks Christophe Schleypen of NATO Cyber Security Centre Pentesting for discovering and reporting this issue.

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

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Medium

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-12-28 CVE Reserved
2022-02-10 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

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://security.paloaltonetworks.com/CVE-2022-0017	2022-02-17

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Paloaltonetworks Search vendor "Paloaltonetworks"	Globalprotect Search vendor "Paloaltonetworks" for product "Globalprotect"	>= 5.1 < 5.1.10 Search vendor "Paloaltonetworks" for product "Globalprotect" and version " >= 5.1 < 5.1.10"	-	Affected	in	Microsoft Search vendor "Microsoft"	Windows Search vendor "Microsoft" for product "Windows"	-	-	Safe
Paloaltonetworks Search vendor "Paloaltonetworks"	Globalprotect Search vendor "Paloaltonetworks" for product "Globalprotect"	>= 5.2 < 5.2.5 Search vendor "Paloaltonetworks" for product "Globalprotect" and version " >= 5.2 < 5.2.5"	-	Affected	in	Microsoft Search vendor "Microsoft"	Windows Search vendor "Microsoft" for product "Windows"	-	-	Safe