01 Record
CVE-2025-0432
HMS Networks Ewon Flexy 202 Cleartext Transmission of Sensitive Information
MediumPUBLISHEDCNA: icscert
CNA base score6.9 CVSS v4.0CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
02 Description
HMS Networks Ewon Flexy 202 Cleartext Transmission of Sensitive Information
03 Exploitation and scoring
- Exploitation
- Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.
- SSVC decision
- ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.14% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 3.5% of scored records. A rank, not a probability.
- NVD base score
- 6.9 (CVSS v4.0), scored by the NVD independently of the CNA.
- NVD CVSS 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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- NVD analysis status
- Deferred. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2025-01-28 15:56Z1 YR AGO
- Last updated
- 2025-01-28 16:32Z1 YR AGO
- Reserved
- 2025-01-13
- Assigning CNA
- icscert
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 6.9)
- CNA CVSS 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
- Weaknesses
- CWE-319Cleartext Transmission of Sensitive InformationBase
- Data version
- 5.1
- Document digest
- 56c564ef27d383c739f3d6cf85197265b78938cb17f6266d283ee3ae97973e92
05 Affected products
VendorProductVersionsPlatforms
06 References
- www.cisa.govhttps://www.cisa.gov/news-events/ics-advisories/icsa-25-023-06
- www.hms-networks.comhttps://www.hms-networks.com/cyber-security
- hmsnetworks.blob.core.windows.nethttps://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
- support.hms-networks.comhttps://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