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
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.011 (64.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 64.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000
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
- security.paloaltonetworks.com/CVE-2021-3046 (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.