CVE-2021-3062 PAN-OS: Improper Access Control Vulnerability Exposing AWS Instance Metadata Endpoint to GlobalProtect Users
Authenticated GlobalProtect users can access AWS EC2 metadata endpoints, potentially gaining privileges defined by the instance role.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-3062?
CVE-2021-3062 is a high-severity missing authorization vulnerability in Paloaltonetworks Pan-Os, published on 10 Nov 2021. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
An improper access control vulnerability in PAN-OS software enables an attacker with authenticated access to GlobalProtect portals and gateways to connect to the EC2 instance metadata endpoint for VM-Series firewalls hosted on Amazon AWS. Exploitation of this vulnerability enables an attacker to perform any operations allowed by the EC2 role in AWS. This issue impacts: PAN-OS 8.1 versions earlier than PAN-OS 8.1.20 VM-Series firewalls; PAN-OS 9.1 versions earlier than PAN-OS 9.1.11 VM-Series firewalls; PAN-OS 9.0 versions earlier than PAN-OS 9.0.14 VM-Series firewalls; PAN-OS 10.0 versions earlier than PAN-OS 10.0.8 VM-Series firewalls. Prisma Access customers are not impacted by this issue.
Weakness: CWE-284
Which versions are affected by CVE-2021-3062?
It affects 1 product.
Products include Paloaltonetworks Pan-Os.
How do I fix CVE-2021-3062?
No fix has been published for CVE-2021-3062 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2021-3062 being exploited?
There is no known exploitation of CVE-2021-3062 in the wild and no public exploit code.
Other vulnerabilities in Paloaltonetworks Pan-Os
- CVE-2024-3400 Palo Alto Networks PAN-OS Command Injection
- CVE-2020-2021 Palo Alto Networks PAN-OS Authentication Bypass
- CVE-2017-15944 Palo Alto Networks PAN-OS Remote Code Execution
- CVE-2026-0300 Palo Alto Networks PAN-OS Out-of-bounds Write
- CVE-2024-0012 Palo Alto Networks PAN-OS Management Interface Authentication Bypass
Sources
Also known as GHSA-fr5v-rgrp-ghw9.