VULNERABILITY INTELLIGENCE
CVE-2023-5909
CVSS score7.5 HIGH
EPSS probability0.44%
CISA KEVNot currently listed
Published2023-11-30
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Description
KEPServerEX does not properly validate certificates from clients which may allow unauthenticated users to connect.
Weakness classification
- CWE-295: Improper Certificate Validation
- CWE-297: Improper Validation of Certificate with Host Mismatch
Primary references
- ics-cert@hq.dhs.gov — Third Party Advisory, US Government Resource
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, US Government Resource