CVE-2023-2673 - CVE House
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Status published Medium CVE-2023-2673

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

Vulnerability Description

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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

PHOENIX CONTACT

View all reports →

Affected Software

FL MGUARD 2102, FL MGUARD 4102 PCI, FL MGUARD 4102 PCIE, FL MGUARD 4302, FL MGUARD CENTERPORT, FL MGUARD CENTERPORT VPN-1000, FL MGUARD CORE TX, FL MGUARD CORE TX VPN, FL MGUARD DELTA TX/TX, FL MGUARD DELTA TX/TX VPN, FL MGUARD GT/GT, FL MGUARD GT/GT VPN, FL MGUARD PCI4000, FL MGUARD PCI4000 VPN, FL MGUARD PCIE4000, FL MGUARD PCIE4000 VPN, FL MGUARD RS2000 TX/TX-B, FL MGUARD RS2000 TX/TX VPN, FL MGUARD RS2005 TX VPN, FL MGUARD RS4000 TX/TX-M, FL MGUARD RS4000 TX/TX-P, FL MGUARD RS4000 TX/TX VPN, FL MGUARD RS4004 TX/DTX, FL MGUARD RS4004 TX/DTX VPN, FL MGUARD SMART2, FL MGUARD SMART2 VPN
Vulnerable Versions:
0

Timeline

Official Publish: June 13th, 2023
Last Modified: January 3rd, 2025
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Weaknesses (CWE)

CWE-1287

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.