CVE-2022-3480

CVE.org · Published

Record status: Published
Identifier year (not publication year): 2022
Source publication: Nov 15, 2022
Source updated: Apr 29, 2025
Imported by cveboard: Oct 24, 2026
Source snapshot: cve_2026-10-24_midnight_baseline · Oct 24, 2026

CNA source text (English)

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.

Scoped product and version facts

Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.

Exploitation unknown; this catalogue does not assess exploitation.

FL MGUARD CENTERPORT

Vendor: PHOENIX CONTACT
Product: FL MGUARD CENTERPORT
Platforms: Unknown
Default status: unaffected

FL MGUARD CENTERPORT · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed

FL MGUARD CENTERPORT VPN-1000

Vendor: PHOENIX CONTACT
Product: FL MGUARD CENTERPORT VPN-1000
Platforms: Unknown
Default status: unaffected

FL MGUARD CENTERPORT VPN-1000 · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed

FL MGUARD CORE TX

Vendor: PHOENIX CONTACT
Product: FL MGUARD CORE TX
Platforms: Unknown
Default status: unaffected

FL MGUARD CORE TX · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed

FL MGUARD CORE TX VPN

Vendor: PHOENIX CONTACT
Product: FL MGUARD CORE TX VPN
Platforms: Unknown
Default status: unaffected

FL MGUARD CORE TX VPN · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed

FL MGUARD DELTA TX/TX

Vendor: PHOENIX CONTACT
Product: FL MGUARD DELTA TX/TX
Platforms: Unknown
Default status: unaffected

FL MGUARD DELTA TX/TX · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed

FL MGUARD DELTA TX/TX VPN

Vendor: PHOENIX CONTACT
Product: FL MGUARD DELTA TX/TX VPN
Platforms: Unknown
Default status: unaffected

FL MGUARD DELTA TX/TX VPN · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed

FL MGUARD GT/GT

Vendor: PHOENIX CONTACT
Product: FL MGUARD GT/GT
Platforms: Unknown
Default status: unaffected

FL MGUARD GT/GT · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed

FL MGUARD GT/GT VPN

Vendor: PHOENIX CONTACT
Product: FL MGUARD GT/GT VPN
Platforms: Unknown
Default status: unaffected

FL MGUARD GT/GT VPN · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed

FL MGUARD PCI4000

Vendor: PHOENIX CONTACT
Product: FL MGUARD PCI4000
Platforms: Unknown
Default status: unaffected

FL MGUARD PCI4000 · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed

FL MGUARD PCI4000 VPN

Vendor: PHOENIX CONTACT
Product: FL MGUARD PCI4000 VPN
Platforms: Unknown
Default status: unaffected

FL MGUARD PCI4000 VPN · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed

FL MGUARD PCIE4000

Vendor: PHOENIX CONTACT
Product: FL MGUARD PCIE4000
Platforms: Unknown
Default status: unaffected

FL MGUARD PCIE4000 · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed

FL MGUARD PCIE4000 VPN

Vendor: PHOENIX CONTACT
Product: FL MGUARD PCIE4000 VPN
Platforms: Unknown
Default status: unaffected

FL MGUARD PCIE4000 VPN · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed

FL MGUARD RS2000 TX/TX-B

Vendor: PHOENIX CONTACT
Product: FL MGUARD RS2000 TX/TX-B
Platforms: Unknown
Default status: unaffected

FL MGUARD RS2000 TX/TX-B · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed

FL MGUARD RS2000 TX/TX VPN

Vendor: PHOENIX CONTACT
Product: FL MGUARD RS2000 TX/TX VPN
Platforms: Unknown
Default status: unaffected

FL MGUARD RS2000 TX/TX VPN · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed

FL MGUARD RS2005 TX VPN

Vendor: PHOENIX CONTACT
Product: FL MGUARD RS2005 TX VPN
Platforms: Unknown
Default status: unaffected

FL MGUARD RS2005 TX VPN · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed

FL MGUARD RS4000 TX/TX

Vendor: PHOENIX CONTACT
Product: FL MGUARD RS4000 TX/TX
Platforms: Unknown
Default status: unaffected

FL MGUARD RS4000 TX/TX · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed

FL MGUARD RS4000 TX/TX-M

Vendor: PHOENIX CONTACT
Product: FL MGUARD RS4000 TX/TX-M
Platforms: Unknown
Default status: unaffected

FL MGUARD RS4000 TX/TX-M · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed

FL MGUARD RS4000 TX/TX-P

Vendor: PHOENIX CONTACT
Product: FL MGUARD RS4000 TX/TX-P
Platforms: Unknown
Default status: unaffected

FL MGUARD RS4000 TX/TX-P · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed

FL MGUARD RS4000 TX/TX VPN

Vendor: PHOENIX CONTACT
Product: FL MGUARD RS4000 TX/TX VPN
Platforms: Unknown
Default status: unaffected

FL MGUARD RS4000 TX/TX VPN · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed

FL MGUARD RS4004 TX/DTX

Vendor: PHOENIX CONTACT
Product: FL MGUARD RS4004 TX/DTX
Platforms: Unknown
Default status: unaffected

FL MGUARD RS4004 TX/DTX · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed

FL MGUARD RS4004 TX/DTX VPN

Vendor: PHOENIX CONTACT
Product: FL MGUARD RS4004 TX/DTX VPN
Platforms: Unknown
Default status: unaffected

FL MGUARD RS4004 TX/DTX VPN · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed

FL MGUARD SMART2

Vendor: PHOENIX CONTACT
Product: FL MGUARD SMART2
Platforms: Unknown
Default status: unaffected

FL MGUARD SMART2 · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed

FL MGUARD SMART2 VPN

Vendor: PHOENIX CONTACT
Product: FL MGUARD SMART2 VPN
Platforms: Unknown
Default status: unaffected

FL MGUARD SMART2 VPN · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed

TC MGUARD RS2000 3G VPN

Vendor: PHOENIX CONTACT
Product: TC MGUARD RS2000 3G VPN
Platforms: Unknown
Default status: unaffected

TC MGUARD RS2000 3G VPN · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed

TC MGUARD RS2000 4G ATT VPN

Vendor: PHOENIX CONTACT
Product: TC MGUARD RS2000 4G ATT VPN
Platforms: Unknown
Default status: unaffected

TC MGUARD RS2000 4G ATT VPN · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed

TC MGUARD RS2000 4G VPN

Vendor: PHOENIX CONTACT
Product: TC MGUARD RS2000 4G VPN
Platforms: Unknown
Default status: unaffected

TC MGUARD RS2000 4G VPN · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed

TC MGUARD RS2000 4G VZW VPN

Vendor: PHOENIX CONTACT
Product: TC MGUARD RS2000 4G VZW VPN
Platforms: Unknown
Default status: unaffected

TC MGUARD RS2000 4G VZW VPN · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed

TC MGUARD RS4000 3G VPN

Vendor: PHOENIX CONTACT
Product: TC MGUARD RS4000 3G VPN
Platforms: Unknown
Default status: unaffected

TC MGUARD RS4000 3G VPN · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed

TC MGUARD RS4000 4G ATT VPN

Vendor: PHOENIX CONTACT
Product: TC MGUARD RS4000 4G ATT VPN
Platforms: Unknown
Default status: unaffected

TC MGUARD RS4000 4G ATT VPN · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed

TC MGUARD RS4000 4G VPN

Vendor: PHOENIX CONTACT
Product: TC MGUARD RS4000 4G VPN
Platforms: Unknown
Default status: unaffected

TC MGUARD RS4000 4G VPN · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed

TC MGUARD RS4000 4G VZW VPN

Vendor: PHOENIX CONTACT
Product: TC MGUARD RS4000 4G VZW VPN
Platforms: Unknown
Default status: unaffected

TC MGUARD RS4000 4G VZW VPN · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
0	`affected`	semver	8.9.0	Unavailable	None listed