How severe is CVE-2024-22044?

CVE-2024-22044 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2024-22044 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-22044?

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-2024-22044 have an EU (EUVD) identifier?

Yes. CVE-2024-22044 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-19647.

When was CVE-2024-22044 published?

CVE-2024-22044 was published on 2024-03-12 and last updated on 2026-06-17.

CVE-2024-22044

CVE-2024-22044 is a high-severity vulnerability with a CVSS 3.x base score of 7.5. 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-912.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (41st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-19647
Weakness: CWE-912
Published: 2024-03-12
Last modified: 2026-06-17

Description

A vulnerability has been identified in SENTRON 3KC ATC6 Expansion Module Ethernet (3KC9000-8TL75) (All versions). Affected devices expose an unused, unstable http service at port 80/tcp on the Modbus-TCP Ethernet. This could allow an attacker on the same Modbus network to create a denial of service condition that forces the device to reboot.

Frequently asked questions

What is CVE-2024-22044?: A vulnerability has been identified in SENTRON 3KC ATC6 Expansion Module Ethernet (3KC9000-8TL75) (All versions). Affected devices expose an unused, unstable http service at port 80/tcp on the Modbus-TCP Ethernet. This could allow an attacker on the same Modbus network to create a denial of service condition that forces the device to reboot.
How severe is CVE-2024-22044?: CVE-2024-22044 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2024-22044 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-22044?: 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-2024-22044 have an EU (EUVD) identifier?: Yes. CVE-2024-22044 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-19647.
When was CVE-2024-22044 published?: CVE-2024-22044 was published on 2024-03-12 and last updated on 2026-06-17.

References

https://cert-portal.siemens.com/productcert/html/ssa-918992.html

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