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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 cannot prevent the issue.

CVSS 3.1 · 7.5 High EPSS 1.0% KEV · Not listed
Vendors
Phoenixcontact
Products
Fl Mguard Centerport Fl Mguard Centerport Firmware Fl Mguard Centerport Vpn-1000 and 59 more
CVE-2023-2673

PHOENIX CONTACT: FL/TC MGUARD prone to Improper Input Validation

Improper Input Validation vulnerability in PHOENIX CONTACT FL/TC MGUARD Family in multiple versions may allow UDP packets to bypass the filter rules and access the solely connected device behind the MGUARD which can be used for flooding attacks.

CVSS 3.1 · 5.3 Medium EPSS < 1% KEV · Not listed
Vendors
Phoenixcontact
Products
Fl Mguard 2102 Fl Mguard 2102 Firmware Fl Mguard 4102 Pci and 49 more