CVE-2024-43389

HIGH

Phoenix Contact mGuard RS/FL Series < 8.9.3 - Denial of Service via OSPF Interface Key Manipulation

Title source: llm

Description

A low privileged remote attacker can perform configuration changes of the ospf service through OSPF_INTERFACE.SIMPLE_KEY, OSPF_INTERFACE.DIGEST_KEY environment variables 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 (36)

phoenixcontact/fl_mguard_2102_firmware < 10.4.1

phoenixcontact/fl_mguard_2105_firmware < 10.4.1

phoenixcontact/fl_mguard_4102_pci_firmware < 10.4.1

phoenixcontact/fl_mguard_4102_pcie_firmware < 10.4.1

phoenixcontact/fl_mguard_4302_firmware < 10.4.1

phoenixcontact/fl_mguard_4305_firmware < 10.4.1

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

... and 26 more

Published Sep 10, 2024

Tracked Since Feb 18, 2026