How severe is CVE-2024-33895?

CVE-2024-33895 has a CVSS 3.x base score of 6.6, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-33895 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (39th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-33895?

CVE-2024-33895 affects Hms-networks Ewon Cosy+ Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-33895?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-33895 have an EU (EUVD) identifier?

Yes. CVE-2024-33895 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-31599.

When was CVE-2024-33895 published?

CVE-2024-33895 was published on 2024-08-02 and last updated on 2026-06-17.

CVE-2024-33895

CVE-2024-33895 is a medium-severity vulnerability in Hms-networks Ewon Cosy+ Firmware with a CVSS 3.x base score of 6.6. 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-798.

Key facts

Severity: Medium (CVSS 3.x base score 6.6)
EPSS exploit prediction: 1% (39th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-31599
Weakness: CWE-798
Affected product: Hms-networks Ewon Cosy+ Firmware
Published: 2024-08-02
Last modified: 2026-06-17

Description

Cosy+ devices running a firmware 21.x below 21.2s10 or a firmware 22.x below 22.1s3 use a unique key to encrypt the configuration parameters. This is fixed in version 21.2s10 and 22.1s3, the key is now unique per device.

Frequently asked questions

What is CVE-2024-33895?: Cosy+ devices running a firmware 21.x below 21.2s10 or a firmware 22.x below 22.1s3 use a unique key to encrypt the configuration parameters. This is fixed in version 21.2s10 and 22.1s3, the key is now unique per device.
How severe is CVE-2024-33895?: CVE-2024-33895 has a CVSS 3.x base score of 6.6, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-33895 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-33895?: CVE-2024-33895 affects Hms-networks Ewon Cosy+ Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-33895?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-33895 have an EU (EUVD) identifier?: Yes. CVE-2024-33895 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-31599.
When was CVE-2024-33895 published?: CVE-2024-33895 was published on 2024-08-02 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:hms-networks:ewon_cosy\+_firmware:*:*:*:*:*:*:*:*

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