XSS in Hms-Networks Ewon Cosy
CVE-2020-10633
A non-persistent XSS (cross-site scripting) vulnerability exists in eWON Flexy and Cosy (all firmware versions prior to 14.1s0). An attacker could send a specially crafted URL to initiate a password change for the device. The target must introduce the credentials to the gateway before the attack can be successful.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.007 (50.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 51st percentile — 50.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
- Hms-Networks Ewon Cosy
- Hms-Networks Ewon Cosy Firmware
- Hms-Networks Ewon Flexy
- Hms-Networks Ewon Flexy Firmware
- Ewon Flexy And Cosy — versions All firmware versions prior to 14.1s0
Weakness classification (CWE)
References
- www.us-cert.gov/ics/advisories/icsa-20-098-03 (US Government Resource, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-10633?
- CVE-2020-10633 is a medium-severity vulnerability in Hms-Networks Ewon Cosy, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-04-08.
- How severe is CVE-2020-10633?
- Medium severity. CVSS v3 base score is 6.1 out of 10.