CVE-2024-43392

HIGH

Phoenix Contact mGuard Firmware < 8.9.3 - Authenticated Denial of Service via Firewall Configuration Variables

Title source: llm

Description

A low privileged remote attacker can perform configuration changes of the firewall services, including packet filter, packet forwarding, network access control or NAT through the FW_INCOMING.FROM_IP FW_INCOMING.IN_IP FW_OUTGOING.FROM_IP FW_OUTGOING.IN_IP environment variable which can lead to a DoS.

References (1)

Core 1

Core References

Third Party Advisory

https://cert.vde.com/en/advisories/VDE-2024-039

Scores

CVSS v3 8.1

EPSS 0.0052

EPSS Percentile 40.1%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-94

Status published

Products (30)

phoenixcontact/fl_mguard_centerport_vpn-1000_firmware < 8.9.3

phoenixcontact/fl_mguard_core_tx_firmware < 8.9.3

phoenixcontact/fl_mguard_core_tx_vpn_firmware < 8.9.3

phoenixcontact/fl_mguard_delta_tx\/tx_firmware < 8.9.3

phoenixcontact/fl_mguard_delta_tx\/tx_vpn_firmware < 8.9.3

phoenixcontact/fl_mguard_gt\/gt_firmware < 8.9.3

phoenixcontact/fl_mguard_gt\/gt_vpn_firmware < 8.9.3

phoenixcontact/fl_mguard_pci4000_firmware < 8.9.3

phoenixcontact/fl_mguard_pci4000_vpn_firmware < 8.9.3

phoenixcontact/fl_mguard_pcie4000_firmware < 8.9.3

... and 20 more

Published Sep 10, 2024

Tracked Since Feb 18, 2026