8.1
HIGH
CVSS 3.1
CVE-2024-43392
Phoenix Contact: Firewall reconfiguration through the FW_environment variables in MGUARD devices
Overview
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.
Details
INFO
Published Date :
Sept. 10, 2024, 9:15 a.m.
Last Modified :
June 17, 2026, 7:50 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Impact
Affected Products
The following products are affected by CVE-2024-43392
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
Scoring
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework
for assessing the severity of vulnerabilities in software and systems.
We collect and displays CVSS scores from various sources for each CVE.
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 3.1 | HIGH | [email protected] |
References
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2024-43392.
| URL | Resource |
|---|---|
| https://cert.vde.com/en/advisories/VDE-2024-039 | Third Party Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2024-43392 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2024-43392
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2024-43392 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2024-43392 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
Jun. 17, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'PHOENIX CONTACT', 'product': 'FL MGUARD 2102', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '10.4.1', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'FL MGUARD 2105', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '10.4.1', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'FL MGUARD 4102 PCI', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '10.4.1', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'FL MGUARD 4102 PCIE', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '10.4.1', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'FL MGUARD 4302', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '10.4.1', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'FL MGUARD 4305', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '10.4.1', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'FL MGUARD CENTERPORT VPN-1000', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '8.9.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'FL MGUARD CORE TX', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '8.9.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'FL MGUARD CORE TX VPN', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '8.9.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'FL MGUARD DELTA TX/TX', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '8.9.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'FL MGUARD DELTA TX/TX VPN', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '8.9.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'FL MGUARD GT/GT', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '8.9.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'FL MGUARD GT/GT VPN', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '8.9.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'FL MGUARD PCI4000', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '8.9.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'FL MGUARD PCI4000 VPN', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '8.9.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'FL MGUARD PCIE4000', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '8.9.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'FL MGUARD PCIE4000 VPN', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '8.9.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'FL MGUARD RS2000 TX/TX-B', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '8.9.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'FL MGUARD RS2000 TX/TX VPN', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '8.9.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'FL MGUARD RS2005 TX VPN', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '8.9.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'FL MGUARD RS4000 TX/TX', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '8.9.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'FL MGUARD RS4000 TX/TX-M', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '8.9.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'FL MGUARD RS4000 TX/TX-P', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '8.9.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'FL MGUARD RS4000 TX/TX VPN', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '8.9.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'FL MGUARD RS4004 TX/DTX', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '8.9.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'FL MGUARD RS4004 TX/DTX VPN', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '8.9.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'FL MGUARD SMART2', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '8.9.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'FL MGUARD SMART2 VPN', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '8.9.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'TC MGUARD RS2000 3G VPN', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '8.9.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'TC MGUARD RS2000 4G ATT VPN', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '8.9.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'TC MGUARD RS2000 4G VPN', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '8.9.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'TC MGUARD RS2000 4G VZW VPN', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '8.9.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'TC MGUARD RS4000 3G VPN', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '8.9.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'TC MGUARD RS4000 4G ATT VPN', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '8.9.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'TC MGUARD RS4000 4G VPN', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '8.9.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}, {'vendor': 'PHOENIX CONTACT', 'product': 'TC MGUARD RS4000 4G VZW VPN', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '8.9.3', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}] -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 17, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2024-43392', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2024-09-10T13:31:18.258271Z'} -
CVE Modified by [email protected]
Aug. 22, 2025
Action Type Old Value New Value Added CWE CWE-94 Removed CWE CWE-74 -
CVE Modified by [email protected]
Oct. 01, 2024
Action Type Old Value New Value Removed CVSS V3.1 CERT VDE AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Added CVSS V3.1 CERT VDE AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H -
Initial Analysis by [email protected]
Sep. 27, 2024
Action Type Old Value New Value Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H Changed Reference Type https://cert.vde.com/en/advisories/VDE-2024-039 No Types Assigned https://cert.vde.com/en/advisories/VDE-2024-039 Third Party Advisory Added CWE NIST NVD-CWE-noinfo Added CPE Configuration AND OR *cpe:2.3:o:phoenixcontact:tc_mguard_rs4000_4g_vzw_vpn_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 8.9.3 OR cpe:2.3:h:phoenixcontact:tc_mguard_rs4000_4g_vzw_vpn:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:phoenixcontact:tc_mguard_rs4000_4g_vpn_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 8.9.3 OR cpe:2.3:h:phoenixcontact:tc_mguard_rs4000_4g_vpn:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:phoenixcontact:tc_mguard_rs4000_4g_att_vpn_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 8.9.3 OR cpe:2.3:h:phoenixcontact:tc_mguard_rs4000_4g_att_vpn:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:phoenixcontact:tc_mguard_rs4000_3g_vpn_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 8.9.3 OR cpe:2.3:h:phoenixcontact:tc_mguard_rs4000_3g_vpn:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:phoenixcontact:tc_mguard_rs2000_4g_vzw_vpn_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 8.9.3 OR cpe:2.3:h:phoenixcontact:tc_mguard_rs2000_4g_vzw_vpn:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:phoenixcontact:tc_mguard_rs2000_4g_vpn_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 8.9.3 OR cpe:2.3:h:phoenixcontact:tc_mguard_rs2000_4g_vpn:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:phoenixcontact:tc_mguard_rs2000_4g_att_vpn_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 8.9.3 OR cpe:2.3:h:phoenixcontact:tc_mguard_rs2000_4g_att_vpn:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:phoenixcontact:tc_mguard_rs2000_3g_vpn_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 8.9.3 OR cpe:2.3:h:phoenixcontact:tc_mguard_rs2000_3g_vpn:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:phoenixcontact:fl_mguard_smart2_vpn_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 8.9.3 OR cpe:2.3:h:phoenixcontact:fl_mguard_smart2_vpn:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:phoenixcontact:fl_mguard_smart2_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 8.9.3 OR cpe:2.3:h:phoenixcontact:fl_mguard_smart2:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:phoenixcontact:fl_mguard_rs4004_tx\/dtx_vpn_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 8.9.3 OR cpe:2.3:h:phoenixcontact:fl_mguard_rs4004_tx\/dtx_vpn:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:phoenixcontact:fl_mguard_rs4004_tx\/dtx_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 8.9.3 OR cpe:2.3:h:phoenixcontact:fl_mguard_rs4004_tx\/dtx:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:phoenixcontact:fl_mguard_rs4000_tx\/tx_vpn_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 8.9.3 OR cpe:2.3:h:phoenixcontact:fl_mguard_rs4000_tx\/tx_vpn:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:phoenixcontact:fl_mguard_rs4000_tx\/tx-p_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 8.9.3 OR cpe:2.3:h:phoenixcontact:fl_mguard_rs4000_tx\/tx-p:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:phoenixcontact:fl_mguard_rs4000_tx\/tx-m_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 8.9.3 OR cpe:2.3:h:phoenixcontact:fl_mguard_rs4000_tx\/tx-m:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:phoenixcontact:fl_mguard_rs4000_tx\/tx_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 8.9.3 OR cpe:2.3:h:phoenixcontact:fl_mguard_rs4000_tx\/tx:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:phoenixcontact:fl_mguard_rs2005_tx_vpn_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 8.9.3 OR cpe:2.3:h:phoenixcontact:fl_mguard_rs2005_tx_vpn:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:phoenixcontact:fl_mguard_rs2000_tx\/tx_vpn_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 8.9.3 OR cpe:2.3:h:phoenixcontact:fl_mguard_rs2000_tx\/tx_vpn:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:phoenixcontact:fl_mguard_rs2000_tx\/tx-b_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 8.9.3 OR cpe:2.3:h:phoenixcontact:fl_mguard_rs2000_tx\/tx-b:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:phoenixcontact:fl_mguard_pcie4000_vpn_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 8.9.3 OR cpe:2.3:h:phoenixcontact:fl_mguard_pcie4000_vpn:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:phoenixcontact:fl_mguard_pcie4000_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 8.9.3 OR cpe:2.3:h:phoenixcontact:fl_mguard_pcie4000:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:phoenixcontact:fl_mguard_pci4000_vpn_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 8.9.3 OR cpe:2.3:h:phoenixcontact:fl_mguard_pci4000_vpn:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:phoenixcontact:fl_mguard_pci4000_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 8.9.3 OR cpe:2.3:h:phoenixcontact:fl_mguard_pci4000:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:phoenixcontact:fl_mguard_gt\/gt_vpn_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 8.9.3 OR cpe:2.3:h:phoenixcontact:fl_mguard_gt\/gt_vpn:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:phoenixcontact:fl_mguard_gt\/gt_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 8.9.3 OR cpe:2.3:h:phoenixcontact:fl_mguard_gt\/gt:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:phoenixcontact:fl_mguard_delta_tx\/tx_vpn_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 8.9.3 OR cpe:2.3:h:phoenixcontact:fl_mguard_delta_tx\/tx_vpn:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:phoenixcontact:fl_mguard_delta_tx\/tx_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 8.9.3 OR cpe:2.3:h:phoenixcontact:fl_mguard_delta_tx\/tx:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:phoenixcontact:fl_mguard_core_tx_vpn_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 8.9.3 OR cpe:2.3:h:phoenixcontact:fl_mguard_core_tx_vpn:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:phoenixcontact:fl_mguard_core_tx_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 8.9.3 OR cpe:2.3:h:phoenixcontact:fl_mguard_core_tx:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:phoenixcontact:fl_mguard_centerport_vpn-1000_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 8.9.3 OR cpe:2.3:h:phoenixcontact:fl_mguard_centerport_vpn-1000:-:*:*:*:*:*:*:* -
CVE Received by [email protected]
Sep. 10, 2024
Action Type Old Value New Value Added 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. Added Reference CERT VDE https://cert.vde.com/en/advisories/VDE-2024-039 [No types assigned] Added CWE CERT VDE CWE-74 Added CVSS V3.1 CERT VDE AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS is a daily estimate of the probability of exploitation activity
being observed over the next 30 days. Following chart shows the EPSS
score history of the vulnerability.