Summary: A critical advisory was released by Palo Alto Networks for PAN-OS. PAN OS is the software that runs all Palo Alto Networks next-generation firewalls. Advisory Link: https://security.paloaltonetworks.com/CVE-2020-2021 Description: Authentication Bypass vulnerability was found in SAML(Security Assertion Markup Language) Authentication. An unauthenticated network-based attacker can access protected resources due to improper verification of signatures in PAN-OS SAML authentication. SAML Workflow SAML … Continue reading “Palo Alto Networks PAN-OS:Authentication Bypass in SAML Authentication Vulnerability(PAN-148988)”