Improper Authentication in Palo Alto PAN-OS - CVE-2021-3046
Published: August 12, 2021
Vulnerability identifier: #VU55821
CSH Severity: Medium
CVSS v4: 7.6 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-3046
CWE-ID: CWE-287
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to impersonate other users.
The vulnerability exists due to an error when processing authentication requests in the GlobalProtect Portal and GlobalProtect Gateway. A remote SAML authenticated user can bypass authentication process and impersonate any other application user.
Affected software
Palo Alto PAN-OS
How to mitigate CVE-2021-3046
Install updates from vendor's website.
Palo Alto PAN-OS - addressed in versions 8.1.19, 9.0.14, 9.1.9, 10.0.5