CVE-2024-33896

moderate-risk

Published 2024-08-02

Cosy+ devices running a firmware 21.x below 21.2s10 or a firmware 22.x below 22.1s3 are vulnerable to code injection due to improper parameter blacklisting. This is fixed in version 21.2s10 and 22.1s3.

Do I need to act?

18.9% chance of exploitation in next 30 days

EPSS score — higher than 81% of all CVEs

Not on CISA KEV list

No confirmed active exploitation reported to CISA

1 public exploit available

52160

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 7.2/10 High

NETWORK / LOW complexity

Affected Products (1)

Ewon Cosy\+ Firmware

Affected Vendors

Hms-Networks

References (5)

Exploit https://blog.syss.com/posts/hacking-a-secure-industrial-remote-access-gateway/

Vendor Advisory https://hmsnetworks.blob.core.windows.net/nlw/docs/default-source/products/cyber...

Product https://www.ewon.biz/products/cosy/ewon-cosy-wifi

Vendor Advisory https://www.hms-networks.com/cyber-security

http://seclists.org/fulldisclosure/2024/Aug/21

/ 100

moderate-risk

Severity 26/34 · High

Exploitability 13/34 · Low

Exposure 5/34 · Minimal