CVE-2021-3046: PAN-OS: Improper SAML Authentication Vulnerability in GlobalProtect Portal
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.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Palo Alto Networks PAN-OS (GlobalProtect Portal/Gateway)to a version that resolves this vulnerability.Fixed in 8.1.19 - Upgrade
Upgrade
Palo Alto Networks PAN-OS (GlobalProtect Portal/Gateway)to a version that resolves this vulnerability.Fixed in 9.0.14 - Upgrade
Upgrade
Palo Alto Networks PAN-OS (GlobalProtect Portal/Gateway)to a version that resolves this vulnerability.Fixed in 9.1.9 - Upgrade
Upgrade
Palo Alto Networks PAN-OS (GlobalProtect Portal/Gateway)to a version that resolves this vulnerability.Fixed in 10.0.5
Event History
Frequently Asked Questions
What is the vulnerability ID of this security issue?
The vulnerability ID is CVE-2021-3046.
What is the severity level of CVE-2021-3046?
CVE-2021-3046 has a severity level of medium (6.5).
Which software versions are affected by CVE-2021-3046?
Palo Alto Networks PAN-OS versions 8.1.0 to 8.1.19, 9.0.0 to 9.0.14, 9.1.0 to 9.1.9, and 10.0.0 to 10.0.5 are affected by CVE-2021-3046.
What is the impact of CVE-2021-3046?
CVE-2021-3046 allows a SAML authenticated attacker to impersonate any other user in the GlobalProtect Portal and GlobalProtect Gateway.
Is there a fix available for CVE-2021-3046?
Yes, Palo Alto Networks has released security patches to address the vulnerability. It is recommended to update to the latest version of PAN-OS software.