CVE-2024-7699 Phoenix Contact: OS command execution in MGUARD products

What is CVE-2024-7699?

CVE-2024-7699 is a high-severity command injection vulnerability in PHOENIX CONTACT FL MGUARD 2102, published on 10 Sep 2024. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

An low privileged remote attacker can execute OS commands with root privileges due to improper neutralization of special elements in user data.

Weakness: CWE-78

Which versions are affected by CVE-2024-7699?

It affects 36 products.

Products include Phoenixcontact Fl Mguard 2102 Firmware, Phoenixcontact Fl Mguard 2105 Firmware, Phoenixcontact Fl Mguard 4102 Pci Firmware, Phoenixcontact Fl Mguard 4102 Pcie Firmware, Phoenixcontact Fl Mguard 4302 Firmware, Phoenixcontact Fl Mguard 4305 Firmware and 30 more.

How do I fix CVE-2024-7699?

No fix has been published for CVE-2024-7699 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2024-7699 being exploited?

There is no known exploitation of CVE-2024-7699 in the wild and no public exploit code.

Other vulnerabilities in PHOENIX CONTACT FL MGUARD 2102

• CVE-2024-43385 Phoenix Contact: OS command execution through PROXY_HTTP_PORT in mGuard devices High 8.8
• CVE-2024-43386 Phoenix Contact: OS command execution through EMAIL_NOTIFICATION.TO in mGuard devices. High 8.8
• CVE-2024-43387 Phoenix Contact: Access files due to improper neutralization of special elements in MGUARD devices High 8.8
• CVE-2024-43388 Phoenix Contact: SNMP reconfiguration due to improper input validation in MGUARD devices High 8.8
• CVE-2024-43389 Phoenix Contact: OSPF reconfiguration due to improper input validation in MGUARD devices High 8.1

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-chpx-369q-wwrx.