CVE-2024-43389: Phoenix Contact: OSPF reconfiguration due to improper input validation in MGUARD devices

Published Sep 10, 2024
·
Updated

A low privileged remote attacker can perform configuration changes of the ospf service through OSPFINTERFACE.SIMPLEKEY, OSPFINTERFACE.DIGESTKEY environment variables which can lead to a DoS.

Affected Software

72 affected components
All of the following
Phoenixcontact Tc Mguard Rs4000 4g Vzw Vpn Firmware<8.9.3
Phoenixcontact Tc Mguard Rs4000 4g Vzw Vpn
All of the following
Phoenixcontact Tc Mguard Rs4000 4g Vpn Firmware<8.9.3
Phoenixcontact Tc Mguard Rs4000 4g Vpn
All of the following
Phoenixcontact Tc Mguard Rs4000 4g Att Vpn Firmware<8.9.3
Phoenixcontact Tc Mguard Rs4000 4g Att Vpn
All of the following
Phoenixcontact Tc Mguard Rs4000 3g Vpn Firmware<8.9.3
Phoenixcontact Tc Mguard Rs4000 3g Vpn
All of the following
Phoenixcontact Tc Mguard Rs2000 4g Vzw Vpn Firmware<8.9.3
Phoenixcontact Tc Mguard Rs2000 4g Vzw Vpn
All of the following
Phoenixcontact Tc Mguard Rs2000 4g Vpn Firmware<8.9.3
Phoenixcontact Tc Mguard Rs2000 4g Vpn
All of the following
Phoenixcontact Tc Mguard Rs2000 4g Att Vpn Firmware<8.9.3
Phoenixcontact Tc Mguard Rs2000 4g Att Vpn
All of the following
Phoenixcontact Tc Mguard Rs2000 3g Vpn Firmware<8.9.3
Phoenixcontact Tc Mguard Rs2000 3g Vpn
All of the following
Phoenixcontact Fl Mguard Smart2 Vpn Firmware<8.9.3
Phoenixcontact Fl Mguard Smart2 Vpn
All of the following
Phoenixcontact Fl Mguard Smart2 Firmware<8.9.3
Phoenixcontact Fl Mguard Smart2
All of the following
Phoenixcontact Fl Mguard Rs4004 Tx\/dtx Vpn Firmware<8.9.3
Phoenixcontact Fl Mguard Rs4004 Tx\/dtx Vpn
All of the following
Phoenixcontact Fl Mguard Rs4004 Tx\/dtx Firmware<8.9.3
Phoenixcontact Fl Mguard Rs4004 Tx\/dtx
All of the following
Phoenixcontact Fl Mguard Rs4000 Tx\/tx Vpn Firmware<8.9.3
Phoenixcontact Fl Mguard Rs4000 Tx\/tx Vpn
All of the following
Phoenixcontact Fl Mguard Rs4000 Tx\/tx-p Firmware<8.9.3
Phoenixcontact Fl Mguard Rs4000 Tx\/tx-p
All of the following
Phoenixcontact Fl Mguard Rs4000 Tx\/tx-m Firmware<8.9.3
Phoenixcontact Fl Mguard Rs4000 Tx\/tx-m
All of the following
Phoenixcontact Fl Mguard Rs4000 Tx\/tx Firmware<8.9.3
Phoenixcontact Fl Mguard Rs4000 Tx\/tx
All of the following
Phoenixcontact Fl Mguard Rs2005 Tx Vpn Firmware<8.9.3
Phoenixcontact Fl Mguard Rs2005 Tx Vpn
All of the following
Phoenixcontact Fl Mguard Rs2000 Tx\/tx Vpn Firmware<8.9.3
Phoenixcontact Fl Mguard Rs2000 Tx\/tx Vpn
All of the following
Phoenixcontact Fl Mguard Rs2000 Tx\/tx-b Firmware<8.9.3
Phoenixcontact Fl Mguard Rs2000 Tx\/tx-b
All of the following
Phoenixcontact Fl Mguard Pcie4000 Vpn Firmware<8.9.3
Phoenixcontact Fl Mguard Pcie4000 Vpn
All of the following
Phoenixcontact Fl Mguard Pcie4000 Firmware<8.9.3
Phoenixcontact Fl Mguard Pcie4000
All of the following
Phoenixcontact Fl Mguard Pci4000 Vpn Firmware<8.9.3
Phoenixcontact Fl Mguard Pci4000 Vpn
All of the following
Phoenixcontact Fl Mguard Pci4000 Firmware<8.9.3
Phoenixcontact Fl Mguard Pci4000
All of the following
Phoenixcontact Fl Mguard Gt\/gt Vpn Firmware<8.9.3
Phoenixcontact Fl Mguard Gt\/gt Vpn
All of the following
Phoenixcontact Fl Mguard Gt\/gt Firmware<8.9.3
Phoenixcontact Fl Mguard Gt\/gt
All of the following
Phoenixcontact Fl Mguard Delta Tx\/tx Vpn Firmware<8.9.3
Phoenixcontact Fl Mguard Delta Tx\/tx Vpn
All of the following
Phoenixcontact Fl Mguard Delta Tx\/tx Firmware<8.9.3
Phoenixcontact Fl Mguard Delta Tx\/tx
All of the following
Phoenixcontact Fl Mguard Core Tx Vpn Firmware<8.9.3
Phoenixcontact Fl Mguard Core Tx Vpn
All of the following
Phoenixcontact Fl Mguard Core Tx Firmware<8.9.3
Phoenixcontact Fl Mguard Core Tx
All of the following
Phoenixcontact Fl Mguard Centerport Vpn-1000 Firmware<8.9.3
Phoenixcontact Fl Mguard Centerport Vpn-1000
All of the following
Phoenixcontact Fl Mguard 4305 Firmware<10.4.1
Phoenixcontact Fl Mguard 4305
All of the following
Phoenixcontact Fl Mguard 4302 Firmware<10.4.1
Phoenixcontact Fl Mguard 4302
All of the following
Phoenixcontact Fl Mguard 4102 Pcie Firmware<10.4.1
Phoenixcontact Fl Mguard 4102 Pcie
All of the following
Phoenixcontact Fl Mguard 4102 Pci Firmware<10.4.1
Phoenixcontact Fl Mguard 4102 Pci
All of the following
Phoenixcontact Fl Mguard 2105 Firmware<10.4.1
Phoenixcontact Fl Mguard 2105
All of the following
Phoenixcontact Fl Mguard 2102 Firmware<10.4.1
Phoenixcontact Fl Mguard 2102

Event History

Sep 10, 2024
CVE Published
via MITRE·08:44 AM
Data Sourced
via MITRE·08:44 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·09:15 AM
DescriptionSeverityWeaknessAffected Software
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2024-43389?

CVE-2024-43389 is classified as a low severity vulnerability.

2

How do I fix CVE-2024-43389?

To fix CVE-2024-43389, upgrade to a version of the affected firmware that is greater than 8.9.3.

3

Who is affected by CVE-2024-43389?

CVE-2024-43389 affects various Phoenixcontact TC Mguard firmware versions prior to 8.9.3.

4

What type of attack does CVE-2024-43389 enable?

CVE-2024-43389 allows a low privileged remote attacker to make configuration changes to the OSPF service.

5

What are the potential impacts of CVE-2024-43389?

The exploitation of CVE-2024-43389 could lead to a Denial of Service (DoS) condition.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203