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.

CVSS v3 6.6 MEDIUM

6.6^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 0.7 / Impact : 5.9

Attack Vector PHYSICAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://blog.syss.com/posts/hacking-a-secure-industrial-remote-access-gateway/	Exploit Third Party Advisory
https://hmsnetworks.blob.core.windows.net/nlw/docs/default-source/products/cybersecurity/security-advisory/hms-security-advisory-2024-07-29-001--ewon-several-cosy--vulnerabilities.pdf	Vendor Advisory
https://www.ewon.biz/products/cosy/ewon-cosy-wifi	Product
https://www.hms-networks.com/cyber-security	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

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

OR	cpe:2.3:h:hms-networks:ewon_cosy\+_4g_apac:-:::::::*
	cpe:2.3:h:hms-networks:ewon_cosy\+_4g_eu:-:::::::*
	cpe:2.3:h:hms-networks:ewon_cosy\+_4g_jp:-:::::::*
	cpe:2.3:h:hms-networks:ewon_cosy\+_4g_na:-:::::::*
	cpe:2.3:h:hms-networks:ewon_cosy\+_ethernet:-:::::::*
	cpe:2.3:h:hms-networks:ewon_cosy\+_wifi:-:::::::*

History

No history.

Information

Published : 2024-08-02 18:16

Updated : 2025-03-13 17:15

NVD link : CVE-2024-33895

Mitre link : CVE-2024-33895

CVE.ORG link : CVE-2024-33895

JSON object : View

Products Affected

hms-networks

ewon_cosy\+_4g_na
ewon_cosy\+_4g_apac
ewon_cosy\+_4g_eu
ewon_cosy\+_ethernet
ewon_cosy\+_4g_jp
ewon_cosy\+_firmware
ewon_cosy\+_wifi

CWE

CWE-798

Use of Hard-coded Credentials

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