VYPR
Unrated severityNVD Advisory· Published Sep 10, 2024· Updated Aug 22, 2025

Phoenix Contact: Firewall reconfiguration through the FW_environment variables in MGUARD devices

CVE-2024-43392

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.

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Affected products

36

Patches

Vulnerability mechanics

References

1

News mentions

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