Palo Alto Networks has released security updates to address a vulnerability affecting PAN-OS firewall configurations with GlobalProtect portal and gateway interfaces. These updates address a vulnerability that only affects old versions of PAN-OS (8.1.16 and earlier). An unauthenticated attacker with network access could exploit this vulnerability to take control of an affected system.
CISA encourages users and administrators to review Palo Alto Security Advisory for CVE-2021-3064 and apply the necessary updates or workarounds.
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