PAN-OS: Improper Access Control Vulnerability Exposing AWS Instance Metadata Endpoint to GlobalProtect Users (Palo Alto Networks PAN-OS)
At a glance
- Source
- NVD
- EPSS
- EPSS 0.72 % · percentile 54 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- palo_alto
- NVD status
- Modified
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.
Weaknesses (CWE)
- CWE-284 — Improper Access Control
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | HIGH 8.1 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N | palo_alto |
| CVSS 3.1 | HIGH 8.1 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N | NVD · psirt@paloaltonetworks.com (Secondary) |
| CVSS 3.1 | HIGH 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | NVD · nvd@nist.gov (Primary) |
| CVSS 2.0 | MEDIUM 6.0 | AV:N/AC:M/Au:S/C:P/I:P/A:P | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2021-26414
- GCVE · GCVE-0-2021-3062
CERT-FR advisories
- CERTFR-2021-AVI-865 — Multiples vulnérabilités dans Palo Alto Networks PAN-OS · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*≥ 8.1.0 < 8.1.20cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*≥ 9.0.0 < 9.0.14cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*≥ 9.1.0 < 9.1.11cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*≥ 10.0.0 < 10.0.8
Affected products
| Product | Versions |
|---|---|
| Palo Alto Networks · PAN-OS | unaffected 10.1.* ; affected 9.1 < 9.1.11 ; affected 8.1 < 8.1.20 ; affected 9.0 < 9.0.14 ; affected 10.0 < 10.0.8 |
| Palo Alto Networks · Prisma Access | unaffected 2.1 all ; unaffected 2.2 all |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |