How severe is CVE-2024-43384?

CVE-2024-43384 has a CVSS 3.x base score of 8.0, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-43384 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-43384?

CVE-2024-43384 primarily affects Phoenixcontact Fl Mguard 2102 Firmware. In total, 37 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-43384?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-43384 have an EU (EUVD) identifier?

Yes. CVE-2024-43384 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-55567.

When was CVE-2024-43384 published?

CVE-2024-43384 was published on 2026-05-07 and last updated on 2026-06-17.

CVE-2024-43384

CVE-2024-43384 is a high-severity vulnerability in Phoenixcontact Fl Mguard 2102 Firmware with a CVSS 3.x base score of 8.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-212.

Key facts

Severity: High (CVSS 3.x base score 8.0)
EPSS exploit prediction: 0% (26th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-55567
Weakness: CWE-212
Affected product: Phoenixcontact Fl Mguard 2102 Firmware
Published: 2026-05-07
Last modified: 2026-06-17

Description

A low privileged remote attacker can gain the root password due to improper removal of sensitive information before storage or transfer.

Frequently asked questions

What is CVE-2024-43384?: A low privileged remote attacker can gain the root password due to improper removal of sensitive information before storage or transfer.
How severe is CVE-2024-43384?: CVE-2024-43384 has a CVSS 3.x base score of 8.0, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-43384 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-43384?: CVE-2024-43384 primarily affects Phoenixcontact Fl Mguard 2102 Firmware. In total, 37 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-43384?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-43384 have an EU (EUVD) identifier?: Yes. CVE-2024-43384 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-55567.
When was CVE-2024-43384 published?: CVE-2024-43384 was published on 2026-05-07 and last updated on 2026-06-17.

References

https://certvde.com/en/advisories/VDE-2024-039

Affected products (37)

cpe:2.3:o:phoenixcontact:fl_mguard_2102_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:fl_mguard_2105_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:fl_mguard_4102_pci_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:fl_mguard_4102_pcie_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:fl_mguard_4302_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:fl_mguard_4305_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:fl_mguard_centerport_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:fl_mguard_centerport_vpn-1000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:fl_mguard_core_tx_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:fl_mguard_core_tx_vpn_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:fl_mguard_delta_tx\/tx_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:fl_mguard_delta_tx\/tx_vpn_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:fl_mguard_gt\/gt_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:fl_mguard_gt\/gt_vpn_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:fl_mguard_pci4000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:fl_mguard_pci4000_vpn_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:fl_mguard_pcie4000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:fl_mguard_pcie4000_vpn_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:fl_mguard_rs2000_tx\/tx_vpn_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:fl_mguard_rs2000_tx\/tx-b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:fl_mguard_rs2005_tx_vpn_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:fl_mguard_rs4000_tx\/tx_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:fl_mguard_rs4000_tx\/tx_vpn_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:fl_mguard_rs4000_tx\/tx-m_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:fl_mguard_rs4000_tx\/tx-p_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:fl_mguard_rs4004_tx\/dtx_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:fl_mguard_rs4004_tx\/dtx_vpn_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:fl_mguard_smart2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:fl_mguard_smart2_vpn_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:tc_mguard_rs2000_3g_vpn_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:tc_mguard_rs2000_4g_att_vpn_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:tc_mguard_rs2000_4g_vpn_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:tc_mguard_rs2000_4g_vzw_vpn_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:tc_mguard_rs4000_3g_vpn_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:tc_mguard_rs4000_4g_att_vpn_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:tc_mguard_rs4000_4g_vpn_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:phoenixcontact:tc_mguard_rs4000_4g_vzw_vpn_firmware:*:*:*:*:*:*:*:*

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