CVE-2022-3480

PHOENIX CONTACT FL MGUARD and TC MGUARD devices with firmware versions prior to 8.9.0 are vulnerable to a DoS caused by a flood of unauthenticated HTTPS connections from multiple source IPs. The issue is exploitable remotely and unauthenticated; firewall connection limits do not prevent it. A fix...

CVE-2022-3480 Denial-of-Service vulnerability in PHOENIX CONTACT mGuard product family

A remote, unauthenticated attacker could cause a denial-of-service of PHOENIX CONTACT FL MGUARD and TC MGUARD devices below version 8.9.0 by sending a larger number of unauthenticated HTTPS connections originating from different source IP’s. Configuring firewall limits for incoming connections...