How severe is CVE-2025-41733?

CVE-2025-41733 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-41733 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-41733?

CVE-2025-41733 primarily affects Metz-connect Ewio2-m Firmware. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-41733?

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

Does CVE-2025-41733 have an EU (EUVD) identifier?

Yes. CVE-2025-41733 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-197985.

When was CVE-2025-41733 published?

CVE-2025-41733 was published on 2025-11-18 and last updated on 2026-06-17.

CVE-2025-41733

CVE-2025-41733 is a critical-severity vulnerability in Metz-connect Ewio2-m Firmware with a CVSS 3.x base score of 9.8. 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-305.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-197985
Weakness: CWE-305
Affected product: Metz-connect Ewio2-m Firmware
Published: 2025-11-18
Last modified: 2026-06-17

Description

The commissioning wizard on the affected devices does not validate if the device is already initialized. An unauthenticated remote attacker can construct POST requests to set root credentials.

Frequently asked questions

What is CVE-2025-41733?: The commissioning wizard on the affected devices does not validate if the device is already initialized. An unauthenticated remote attacker can construct POST requests to set root credentials.
How severe is CVE-2025-41733?: CVE-2025-41733 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-41733 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-41733?: CVE-2025-41733 primarily affects Metz-connect Ewio2-m Firmware. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-41733?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-41733 have an EU (EUVD) identifier?: Yes. CVE-2025-41733 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-197985.
When was CVE-2025-41733 published?: CVE-2025-41733 was published on 2025-11-18 and last updated on 2026-06-17.

References

https://certvde.com/de/advisories/VDE-2025-097

Affected products (3)

cpe:2.3:o:metz-connect:ewio2-m_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:metz-connect:ewio2-m-bm_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:metz-connect:ewio2-bm_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Metz-connect Ewio2-m Firmware

CVE-2025-41734 — Critical (CVSS 9.8): An unauthenticated remote attacker can execute arbitrary php files and gain full access of the affected devices.
CVE-2025-41736 — High (CVSS 8.8): A low privileged remote attacker can upload a new or overwrite an existing python script by using a path traversal of…
CVE-2025-41735 — High (CVSS 8.8): A low privileged remote attacker can upload any file to an arbitrary location due to missing file check resulting in…
CVE-2025-41737 — High (CVSS 7.5): Due to webserver misconfiguration an unauthenticated remote attacker is able to read the source of php modules.

All CVEs affecting Metz-connect Ewio2-m Firmware →

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