CVE-2021-3057

GlobalProtect App: Buffer Overflow Vulnerability When Connecting to Portal or Gateway

Severity Score

8.1

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A stack-based buffer overflow vulnerability exists in the Palo Alto Networks GlobalProtect app that enables a man-in-the-middle attacker to disrupt system processes and potentially execute arbitrary code with SYSTEM privileges. This issue impacts: GlobalProtect app 5.1 versions earlier than GlobalProtect app 5.1.9 on Windows; GlobalProtect app 5.2 versions earlier than GlobalProtect app 5.2.8 on Windows; GlobalProtect app 5.2 versions earlier than GlobalProtect app 5.2.8 on the Universal Windows Platform; GlobalProtect app 5.3 versions earlier than GlobalProtect app 5.3.1 on Linux.

Se presenta una vulnerabilidad de desbordamiento del búfer en la región stack de la memoria en Palo Alto Networks GlobalProtect app que permite a un atacante que actúa como intermediario interrumpir los procesos del sistema y ejecutar potencialmente código arbitrario con privilegios SYSTEM. Este problema afecta: GlobalProtect app 5.1 versiones anteriores a GlobalProtect app 5.1.9 en Windows; GlobalProtect app 5.2 versiones anteriores a GlobalProtect app 5.2.8 en Windows; GlobalProtect app 5.2 versiones anteriores a GlobalProtect app 5.2.8 en la Plataforma Universal Windows; GlobalProtect app 5.3 versiones anteriores a GlobalProtect app 5.3.1 en Linux

*Credits: Palo Alto Networks thanks Tomas Rzepka of F-Secure for discovering and reporting this issue.

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

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

2021-01-06 CVE Reserved
2021-10-13 CVE Published
2024-06-28 EPSS Updated
2024-09-17 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-121: Stack-based Buffer Overflow
CWE-787: Out-of-bounds Write

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://security.paloaltonetworks.com/CVE-2021-3057	2021-10-20

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"				>= 5.0 <= 5.0.8 Search vendor "Paloaltonetworks" for product "Globalprotect" and version " >= 5.0 <= 5.0.8"		linux		Affected
Paloaltonetworks Search vendor "Paloaltonetworks"		Globalprotect Search vendor "Paloaltonetworks" for product "Globalprotect"				>= 5.0 <= 5.0.9 Search vendor "Paloaltonetworks" for product "Globalprotect" and version " >= 5.0 <= 5.0.9"		macos		Affected
Paloaltonetworks Search vendor "Paloaltonetworks"		Globalprotect Search vendor "Paloaltonetworks" for product "Globalprotect"				>= 5.0 <= 5.0.10 Search vendor "Paloaltonetworks" for product "Globalprotect" and version " >= 5.0 <= 5.0.10"		windows		Affected
Paloaltonetworks Search vendor "Paloaltonetworks"		Globalprotect Search vendor "Paloaltonetworks" for product "Globalprotect"				>= 5.1 <= 5.1.1 Search vendor "Paloaltonetworks" for product "Globalprotect" and version " >= 5.1 <= 5.1.1"		linux		Affected
Paloaltonetworks Search vendor "Paloaltonetworks"		Globalprotect Search vendor "Paloaltonetworks" for product "Globalprotect"				>= 5.1 <= 5.1.1 Search vendor "Paloaltonetworks" for product "Globalprotect" and version " >= 5.1 <= 5.1.1"		universal_windows_platform		Affected
Paloaltonetworks Search vendor "Paloaltonetworks"		Globalprotect Search vendor "Paloaltonetworks" for product "Globalprotect"				>= 5.1 < 5.1.9 Search vendor "Paloaltonetworks" for product "Globalprotect" and version " >= 5.1 < 5.1.9"		windows		Affected
Paloaltonetworks Search vendor "Paloaltonetworks"		Globalprotect Search vendor "Paloaltonetworks" for product "Globalprotect"				>= 5.1.0 <= 5.1.4 Search vendor "Paloaltonetworks" for product "Globalprotect" and version " >= 5.1.0 <= 5.1.4"		macos		Affected
Paloaltonetworks Search vendor "Paloaltonetworks"		Globalprotect Search vendor "Paloaltonetworks" for product "Globalprotect"				>= 5.2 < 5.2.8 Search vendor "Paloaltonetworks" for product "Globalprotect" and version " >= 5.2 < 5.2.8"		linux		Affected
Paloaltonetworks Search vendor "Paloaltonetworks"		Globalprotect Search vendor "Paloaltonetworks" for product "Globalprotect"				>= 5.2 < 5.2.8 Search vendor "Paloaltonetworks" for product "Globalprotect" and version " >= 5.2 < 5.2.8"		macos		Affected
Paloaltonetworks Search vendor "Paloaltonetworks"		Globalprotect Search vendor "Paloaltonetworks" for product "Globalprotect"				>= 5.2 < 5.2.8 Search vendor "Paloaltonetworks" for product "Globalprotect" and version " >= 5.2 < 5.2.8"		universal_windows_platform		Affected
Paloaltonetworks Search vendor "Paloaltonetworks"		Globalprotect Search vendor "Paloaltonetworks" for product "Globalprotect"				>= 5.2 < 5.2.8 Search vendor "Paloaltonetworks" for product "Globalprotect" and version " >= 5.2 < 5.2.8"		windows		Affected
Paloaltonetworks Search vendor "Paloaltonetworks"		Globalprotect Search vendor "Paloaltonetworks" for product "Globalprotect"				>= 5.3 < 5.3.1 Search vendor "Paloaltonetworks" for product "Globalprotect" and version " >= 5.3 < 5.3.1"		linux		Affected
Paloaltonetworks Search vendor "Paloaltonetworks"		Globalprotect Search vendor "Paloaltonetworks" for product "Globalprotect"				5.0 Search vendor "Paloaltonetworks" for product "Globalprotect" and version "5.0"		universal_windows_platform		Affected