VULNERABILITY INTELLIGENCE
CVE-2021-3062
CVSS score8.1 HIGH
EPSS probability0.72%
CISA KEVNot currently listed
Published2021-11-10
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
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 classification
- psirt@paloaltonetworks.com: CWE-284
- nvd@nist.gov: NVD-CWE-Other
Primary references
- psirt@paloaltonetworks.com — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory