CVE-2025-0432

HMS Networks Ewon Flexy 202 Cleartext Transmission of Sensitive Information

Published Jan 28, 2025 CVSS 4.0 · 6.9 Medium EPSS < 1% KEV · Not listed
Description
EWON Flexy 202 transmits user credentials in clear text with no encryption when a user is added, or user credentials are changed via its webpage.

Remediation

Vendor Workaround

To ensure the highest level of security when using the Ewon Flexy device, HMS strongly recommend following these best practices: * Integrate with Talk2M Cloud: Always use the Flexy device in conjunction with Talk2M cloud. This guarantees a robust security level for your remote access connections. * Follow the the guidelines outlined here: Best Practices for Secure Usage of the Ewon Solution https://hmsnetworks.blob.core.windows.net/nlw/docs/default-source/products/ewon/manuals-and-guides---installation-guides/best-practices-for-a-secure-usage-of-the-ewon-solution-en.pdf * Disable Unused Protocols: Regularly review and disable any unsecure protocols that are not in use. Learn how to do this here: How to Block Unused Ewon Services https://support.hms-networks.com/hc/en-us/articles/19393244940818-How-to-block-all-the-unused-Ewon-Flexy-Cosy131-services-on-the-LAN-WAN-and-or-VPN-interface For further information, please visit the HMS Security Advisories https://www.hms-networks.com/cyber-security  page.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-1665 EWON Flexy 202 transmits user credentials in clear text with no encryption when a user is added, or user credentials are changed via its webpage.
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description EWON Flexy 202 transmits user credentials in clear text with no encryption when a user is added, or user credentials are changed via its webpage.
Title HMS Networks Ewon Flexy 202 Cleartext Transmission of Sensitive Information
Weaknesses CWE-319
References
Metrics cvssV3_1

{'score': 5.7, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}

Subscriptions

No data.

Weaknesses

Sources

Status
PUBLISHED
Assigner
icscert
Published
Updated
Jan 28, 2025, 4:32 PM
Reserved
Jan 13, 2025, 9:36 PM
Status
Deferred
Published
Jan 28, 2025, 4:15 PM
Modified
Jun 17, 2026, 8:26 AM