Auth bypass in Palo Alto Networks Pan-Os
CVE-2021-3046
An improper authentication vulnerability exists in Palo Alto Networks PAN-OS software that enables a SAML authenticated attacker to impersonate any other user in the GlobalProtect Portal and GlobalProtect Gateway when they are configured to use SAML authentication. This issue impacts: PAN-OS 8.1 versions earlier than PAN-OS 8.1.19; PAN-OS 9.0 versions earlier than PAN-OS 9.0.14; PAN-OS 9.1 versions earlier than PAN-OS 9.1.9; PAN-OS 10.0 versions earlier than PAN-OS 10.0.5. PAN-OS 10.1 versions are not impacted.
Vulnerability class: Broken Authentication
EPSS: 0.011 (63.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N.
Affected products
- Palo Alto Networks Pan-os — versions 10.1.*, 8.1, 9.0
- Paloaltonetworks Pan-os
Weakness classification (CWE)
Public proof-of-concept exploits
References
- psirt@paloaltonetworks.com (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-3046?
- CVE-2021-3046 is a medium-severity vulnerability in Palo Alto Networks Pan-Os, classified under Improper Authentication. CVSS score: 6.8/10. Published 2021-08-11.
- How severe is CVE-2021-3046?
- Medium severity. CVSS v3 base score is 6.8 out of 10.
- Is CVE-2021-3046 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.