Improper access control in Palo Alto PAN-OS - CVE-2021-3062
Published: November 11, 2021
Vulnerability identifier: #VU58112
CSH Severity: High
CVSS v4.0: 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/E:U/U:Amber
CVE-ID: CVE-2021-3062
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Palo Alto Networks, Inc.
Affected software:
Palo Alto PAN-OS
Palo Alto PAN-OS
Detailed vulnerability description
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.
How to mitigate CVE-2021-3062
Install updates from vendor's website.