Improper access control in Palo Alto PAN-OS - CVE-2021-3062
Published: November 11, 2021
Vulnerability identifier: #VU58112
CSH Severity: High
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-3062
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions. A remote user with access to GlobalProtect portals and gateways can connect to the EC2 instance metadata endpoint for VM-Series firewalls hosted on Amazon AWS.
Note, the vulnerability affects PAN-OS deployment on VM-Series.
Affected software
Palo Alto PAN-OS
How to mitigate CVE-2021-3062
Install updates from vendor's website.
Palo Alto PAN-OS - addressed in versions 8.1.20, 9.0.14, 9.1.11, 10.0.8