CVEvulnerability
CVE-2017-1000209
5.9 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2017-11-17
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 5.9 MEDIUM — CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
- CVSS 2.0 ([email protected])
- 4.3 MEDIUM — AV:N/AC:M/Au:N/C:P/I:N/A:N
- Weaknesses
- CWE-295
Description
The Java WebSocket client nv-websocket-client does not verify that the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL/TLS servers via an arbitrary valid certificate.
Affected configurations
• nv-websocket-client project nv-websocket-client (<= 2.2)
Related
Weakness · CWE (1)
- CWE-295 Improper Certificate Validation weakness
References
- https://github.com/TakahikoKawasaki/nv-websocket-client/pull/107 Third Party Advisory
- https://github.com/TakahikoKawasaki/nv-websocket-client/pull/107 Third Party Advisory