CVE-2024-33892

Insecure Permissions vulnerability in Cosy+ devices running a firmware 21.x below 21.2s10 or a firmware 22.x below 22.1s3 are susceptible to leaking information through cookies. This is fixed in version 21.2s10 and 22.1s3

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

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	Product
http://seclists.org/fulldisclosure/2024/Aug/20

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

04 Nov 2025, 17:15

Type	Values Removed	Values Added
References		() http://seclists.org/fulldisclosure/2024/Aug/20 -

Information

Published : 2024-08-02 18:16

Updated : 2025-11-04 17:15

NVD link : CVE-2024-33892

Mitre link : CVE-2024-33892

CVE.ORG link : CVE-2024-33892

JSON object : View

Products Affected

hms-networks

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

CWE

CWE-312

Cleartext Storage of Sensitive Information

CWE-281

Improper Preservation of Permissions

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