What is CVE-2021-3064?

CVE-2021-3064 is a memory corruption vulnerability in Palo Alto Networks GlobalProtect portal and gateway interfaces that allows an unauthenticated attacker to disrupt system processes and potentially execute arbitrary code with root privileges.

What is the severity of CVE-2021-3064?

The severity of CVE-2021-3064 is critical, with a CVSS score of 9.8.

Which software is affected by CVE-2021-3064?

Palo Alto Networks PAN-OS versions 8.1.0 to 8.1.17 are affected by CVE-2021-3064.

How can an attacker exploit CVE-2021-3064?

An unauthenticated network-based attacker with access to the Palo Alto Networks GlobalProtect portal and gateway interfaces can exploit CVE-2021-3064 to disrupt system processes and potentially execute arbitrary code with root privileges.

Is there a fix available for CVE-2021-3064?

Yes, Palo Alto Networks has released a security advisory and patches to address the vulnerability. It is recommended to update to a fixed version of PAN-OS.

Vulnerability/
CVE-2021-3064

critical

CWE

787 121

10/11/2021

17/9/2024

CVE-2021-3064: PAN-OS: Memory Corruption Vulnerability in GlobalProtect Portal and Gateway Interfaces

First published: Wed Nov 10 2021(Updated: )

A memory corruption vulnerability exists in Palo Alto Networks GlobalProtect portal and gateway interfaces that enables an unauthenticated network-based attacker to disrupt system processes and potentially execute arbitrary code with root privileges. The attacker must have network access to the GlobalProtect interface to exploit this issue. This issue impacts PAN-OS 8.1 versions earlier than PAN-OS 8.1.17. Prisma Access customers are not impacted by this issue.

Credit: psirt@paloaltonetworks.com

Affected Software	Affected Version	How to fix
Palo Alto Networks PAN-OS	>=8.1.0<8.1.17

Remedy

This issue is fixed in PAN-OS 8.1.17 and all later PAN-OS versions.

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Reference Links

https://security.paloaltonetworks.com/CVE-2021-3064

Frequently Asked Questions

What is CVE-2021-3064?
CVE-2021-3064 is a memory corruption vulnerability in Palo Alto Networks GlobalProtect portal and gateway interfaces that allows an unauthenticated attacker to disrupt system processes and potentially execute arbitrary code with root privileges.
What is the severity of CVE-2021-3064?
The severity of CVE-2021-3064 is critical, with a CVSS score of 9.8.
Which software is affected by CVE-2021-3064?
Palo Alto Networks PAN-OS versions 8.1.0 to 8.1.17 are affected by CVE-2021-3064.
How can an attacker exploit CVE-2021-3064?
An unauthenticated network-based attacker with access to the Palo Alto Networks GlobalProtect portal and gateway interfaces can exploit CVE-2021-3064 to disrupt system processes and potentially execute arbitrary code with root privileges.
Is there a fix available for CVE-2021-3064?
Yes, Palo Alto Networks has released a security advisory and patches to address the vulnerability. It is recommended to update to a fixed version of PAN-OS.

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