CVE-2024-33893
MEDIUM EPSS 48.5%
Published Aug 2, 20241y ago · Modified Jun 17, 20262w ago
6.1 CVSS 3.1
Published Aug 2, 2024 1y ago
Last Modified Jun 17, 2026 2w ago
Description
Cosy+ devices running a firmware 21.x below 21.2s10 or a firmware 22.x below 22.1s3 are vulnerable to XSS when displaying the logs due to improper input sanitization. This is fixed in version 21.2s10 and 22.1s3.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Changed
Confidentiality Low
Integrity Low
Availability None
Threat Intelligence
EPSS Exploit Probability
48.5% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available
Weaknesses 1
CWE-79 Cross-site Scripting Injection
Affected Products 8
| Vendor | Product | Version | Range |
|---|---|---|---|
| hms-networks | ewon_cosy\+_firmware | * | ≥21.0 – ≤21.2s10 |
| hms-networks | ewon_cosy\+_firmware | * | ≥22.0 – ≤22.1s3 |
| hms-networks | ewon_cosy\+_4g_apac | * | any |
| hms-networks | ewon_cosy\+_4g_eu | * | any |
| hms-networks | ewon_cosy\+_4g_jp | * | any |
| hms-networks | ewon_cosy\+_4g_na | * | any |
| hms-networks | ewon_cosy\+_ethernet | * | any |
| hms-networks | ewon_cosy\+_wifi | * | any |
References 6
- seclists.org http://seclists.org/fulldisclosure/2024/Aug/19
- seclists.org http://seclists.org/fulldisclosure/2024/Aug/22
- blog.syss.com https://blog.syss.com/posts/hacking-a-secure-industrial-remote-access-gateway/
- hmsnetworks.blob.core.windows.net 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
- ewon.biz https://www.ewon.biz/products/cosy/ewon-cosy-wifi
- hms-networks.com https://www.hms-networks.com/cyber-security
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.