Vulnerability in Hms-Networks Ewon Cosy
CVE-2020-16230
All version of Ewon Flexy and Cosy prior to 14.1 use wildcards such as (*) under which domains can request resources. An attacker with local access and high privileges could inject scripts into the Cross-origin Resource Sharing (CORS) configuration that could abuse this vulnerability, allowing the attacker to retrieve limited confidential information through sniffing.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 2.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.003 (24.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 25th percentile — 24.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Hms-Networks Ewon Cosy
- Hms-Networks Ewon Cosy Firmware
- Hms-Networks Ewon Flexy
- Hms-Networks Ewon Flexy Firmware
- Hms Networks Ewon Flexy And Cosy — versions All versions prior to 14.1
References
- us-cert.cisa.gov/ics/advisories/icsa-20-254-03 (US Government Resource, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-16230?
- CVE-2020-16230 is a low-severity vulnerability in Hms-Networks Ewon Cosy. CVSS score: 2.3/10. Published 2020-09-18.
- How severe is CVE-2020-16230?
- Low severity. CVSS v3 base score is 2.3 out of 10.