Vulnerability · Published Sep 10, 2024 · Assigned by CERTVDE

CVE-2024-43392Phoenix Contact: Firewall reconfiguration through the FW_environment variables in MGUARD devices

High 8.1

In plain English

A high-severity code injection in FL MGUARD 2102 from PHOENIX CONTACT. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 44% of all known vulnerabilities).

Severity (CVSS 3.1)8.1High
Exploit odds (30 days)0.5%top 55.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

VendorProductVersions
PHOENIX CONTACT FL MGUARD 2102 0 – before 10.4.1
PHOENIX CONTACT FL MGUARD 2105 0 – before 10.4.1
PHOENIX CONTACT FL MGUARD 4102 PCI 0 – before 10.4.1
PHOENIX CONTACT FL MGUARD 4102 PCIE 0 – before 10.4.1
PHOENIX CONTACT FL MGUARD 4302 0 – before 10.4.1
PHOENIX CONTACT FL MGUARD 4305 0 – before 10.4.1
PHOENIX CONTACT FL MGUARD CENTERPORT VPN-1000 0 – before 8.9.3
PHOENIX CONTACT FL MGUARD CORE TX 0 – before 8.9.3
PHOENIX CONTACT FL MGUARD CORE TX VPN 0 – before 8.9.3
PHOENIX CONTACT FL MGUARD DELTA TX/TX 0 – before 8.9.3
PHOENIX CONTACT FL MGUARD DELTA TX/TX VPN 0 – before 8.9.3
PHOENIX CONTACT FL MGUARD GT/GT 0 – before 8.9.3
PHOENIX CONTACT FL MGUARD GT/GT VPN 0 – before 8.9.3
PHOENIX CONTACT FL MGUARD PCI4000 0 – before 8.9.3
PHOENIX CONTACT FL MGUARD PCI4000 VPN 0 – before 8.9.3
PHOENIX CONTACT FL MGUARD PCIE4000 0 – before 8.9.3
PHOENIX CONTACT FL MGUARD PCIE4000 VPN 0 – before 8.9.3
PHOENIX CONTACT FL MGUARD RS2000 TX/TX-B 0 – before 8.9.3
PHOENIX CONTACT FL MGUARD RS2000 TX/TX VPN 0 – before 8.9.3
PHOENIX CONTACT FL MGUARD RS2005 TX VPN 0 – before 8.9.3
PHOENIX CONTACT FL MGUARD RS4000 TX/TX 0 – before 8.9.3
PHOENIX CONTACT FL MGUARD RS4000 TX/TX-M 0 – before 8.9.3
PHOENIX CONTACT FL MGUARD RS4000 TX/TX-P 0 – before 8.9.3
PHOENIX CONTACT FL MGUARD RS4000 TX/TX VPN 0 – before 8.9.3
PHOENIX CONTACT FL MGUARD RS4004 TX/DTX 0 – before 8.9.3
PHOENIX CONTACT FL MGUARD RS4004 TX/DTX VPN 0 – before 8.9.3
PHOENIX CONTACT FL MGUARD SMART2 0 – before 8.9.3
PHOENIX CONTACT FL MGUARD SMART2 VPN 0 – before 8.9.3
PHOENIX CONTACT TC MGUARD RS2000 3G VPN 0 – before 8.9.3
PHOENIX CONTACT TC MGUARD RS2000 4G ATT VPN 0 – before 8.9.3

Weakness: CWE-94 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

References