{"id":"CVE-2024-43390","url":"https://www.cyber-defence.io/tools/cve/CVE-2024-43390","generatedAt":"2026-10-27T23:55:51.786Z","title":"A low privileged remote attacker can perform configuration changes of the firewall services, including packet forwarding or NAT through the FW_NAT.IN_IP environment variable which can lead to a DoS.","description":"A low privileged remote attacker can perform configuration changes of the firewall services, including packet forwarding or NAT through the FW_NAT.IN_IP environment variable which can lead to a DoS.","published":"2024-09-10T09:15:06.000Z","lastModified":"2026-06-17T07:50:57.000Z","status":"Modified","sourceIdentifier":"info@cert.vde.com","cvss":{"version":"3.1","score":8.1,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H"},"cwe":["CWE-94"],"affected":["phoenixcontact/tc mguard rs4000 4g vzw vpn firmware","phoenixcontact/tc mguard rs4000 4g vpn firmware","phoenixcontact/tc mguard rs4000 4g att vpn firmware","phoenixcontact/tc mguard rs4000 3g vpn firmware","phoenixcontact/tc mguard rs2000 4g vzw vpn firmware","phoenixcontact/tc mguard rs2000 4g vpn firmware","phoenixcontact/tc mguard rs2000 4g att vpn firmware","phoenixcontact/tc mguard rs2000 3g vpn firmware","phoenixcontact/fl mguard smart2 vpn firmware","phoenixcontact/fl mguard smart2 firmware","phoenixcontact/fl mguard rs4004 tx\\/dtx vpn firmware","phoenixcontact/fl mguard rs4004 tx\\/dtx firmware","phoenixcontact/fl mguard rs4000 tx\\/tx vpn firmware","phoenixcontact/fl mguard rs4000 tx\\/tx-p firmware","phoenixcontact/fl mguard rs4000 tx\\/tx-m firmware","phoenixcontact/fl mguard rs4000 tx\\/tx firmware","phoenixcontact/fl mguard rs2005 tx vpn firmware","phoenixcontact/fl mguard rs2000 tx\\/tx vpn firmware","phoenixcontact/fl mguard rs2000 tx\\/tx-b firmware","phoenixcontact/fl mguard pcie4000 vpn firmware","phoenixcontact/fl mguard pcie4000 firmware","phoenixcontact/fl mguard pci4000 vpn firmware","phoenixcontact/fl mguard pci4000 firmware","phoenixcontact/fl mguard gt\\/gt vpn firmware","phoenixcontact/fl mguard gt\\/gt firmware","phoenixcontact/fl mguard delta tx\\/tx vpn firmware","phoenixcontact/fl mguard delta tx\\/tx firmware","phoenixcontact/fl mguard core tx vpn firmware","phoenixcontact/fl mguard core tx firmware","phoenixcontact/fl mguard centerport vpn-1000 firmware","phoenixcontact/fl mguard 4305 firmware","phoenixcontact/fl mguard 4302 firmware","phoenixcontact/fl mguard 4102 pcie firmware","phoenixcontact/fl mguard 4102 pci firmware","phoenixcontact/fl mguard 2105 firmware","phoenixcontact/fl mguard 2102 firmware"],"epss":{"score":0.00519,"percentile":0.43818,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.52%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://cert.vde.com/en/advisories/VDE-2024-039","tags":["Third Party Advisory"],"source":"info@cert.vde.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2024-43390","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}