CVE-2024-33897 | BDVDB-2026-244685 Detail
hms-networksewon_cosy_firmware
Description#
A compromised HMS Networks Cosy+ device could be used to request a Certificate Signing Request from Talk2m for another device, resulting in an availability issue. The issue was patched on the Talk2m production server on April 18, 2024.
Impact#
Per CVSS v3.1: confidentiality impact none, integrity impact high, availability impact high. Attack vector: network.
Weaknesses#
- CWE-425 Direct Request ('Forced Browsing')
References#
- https://www.ewon.biz/products/cosy/ewon-cosy-wifi
- https://www.hms-networks.com/cyber-security
- 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
- https://blog.syss.com/posts/hacking-a-secure-industrial-remote-access-gateway/
- http://seclists.org/fulldisclosure/2024/Aug/24
- http://seclists.org/fulldisclosure/2024/Aug/27
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.