{"id":"CVE-2025-0432","state":"PUBLISHED","title":"HMS Networks Ewon Flexy 202 Cleartext Transmission of Sensitive Information","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.","publishedAt":"2025-01-28T15:56:10.373Z","updatedAt":"2025-01-28T16:32:42.081Z","severity":{"score":6.9,"label":"Medium","version":"4.0","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","source":"icscert"},"assigner":"icscert","products":["HMS Networks Ewon Flexy 202"],"affected":[{"vendor":"HMS Networks","product":"Ewon Flexy 202","defaultStatus":"unaffected","versions":[{"version":"All","status":"affected"}]}],"references":["https://www.cisa.gov/news-events/ics-advisories/icsa-25-023-06","https://www.hms-networks.com/cyber-security","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?sfvrsn=37160847_4","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"],"weaknesses":["CWE-319"],"ingestedAt":"2026-10-29T20:08:20.985Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/0xxx/CVE-2025-0432.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2025-0432","state":"PUBLISHED","datePublished":"2025-01-28T15:56:10.373Z","dateUpdated":"2025-01-28T16:32:42.081Z","assignerShortName":"icscert","assignerOrgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6","dateReserved":"2025-01-13T21:36:12.484Z"},"containers":{"cna":{"title":"HMS Networks Ewon Flexy 202 Cleartext Transmission of Sensitive Information","descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"HMS Networks","product":"Ewon Flexy 202","defaultStatus":"unaffected","versions":[{"version":"All","status":"affected"}]}],"references":[{"url":"https://www.cisa.gov/news-events/ics-advisories/icsa-25-023-06"},{"url":"https://www.hms-networks.com/cyber-security"},{"url":"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?sfvrsn=37160847_4"},{"url":"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"}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"ADJACENT","baseScore":6.9,"baseSeverity":"MEDIUM","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"PASSIVE","valueDensity":"NOT_DEFINED","vectorString":"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","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"NONE","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]},{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"ADJACENT_NETWORK","availabilityImpact":"NONE","baseScore":5.7,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-319","description":"CWE-319 Cleartext Transmission of Sensitive Information","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"icscert","orgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6","dateUpdated":"2025-01-28T15:56:10.373Z"},"credits":[{"lang":"en","type":"finder","value":"Khalid Markar, Parul Sindhwad and Dr. Faruk Kazi from CoE-CNDS Lab, VJTI, Mumbai, India reported this vulnerability to CISA"}],"datePublic":"2025-01-23T17:00:00.000Z","source":{"discovery":"EXTERNAL"},"workarounds":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>To ensure the highest level of security when using the Ewon Flexy device, HMS strongly recommend following these best practices:</p><ul><li>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.</li><li>Follow the the guidelines outlined here: <a target=\"_blank\" rel=\"nofollow\" href=\"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?sfvrsn=37160847_4\">Best Practices for Secure Usage of the Ewon Solution</a></li><li>Disable Unused Protocols: Regularly review and disable any unsecure protocols that are not in use. Learn how to do this here: <a target=\"_blank\" rel=\"nofollow\" href=\"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\">How to Block Unused Ewon Services</a></li></ul><p>For further information, please visit the HMS <a target=\"_blank\" rel=\"nofollow\" href=\"https://www.hms-networks.com/cyber-security\">Security Advisories</a>&nbsp;page.</p>\n\n<br>"}],"value":"To ensure the highest level of security when using the Ewon Flexy device, HMS strongly recommend following these best practices:\n\n  *  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.\n  *  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 \n  *  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 \n\n\nFor further information, please visit the HMS  Security Advisories https://www.hms-networks.com/cyber-security  page."}],"x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-01-28T16:32:09.044151Z","id":"CVE-2025-0432","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-01-28T16:32:42.081Z"}}]}}}