CVE-2023-5909: Improper Validation of Certificate with Host Mismatch
| Reporter | Title | Published | Views | Family All 12 |
|---|---|---|---|---|
 | OPC-Server Certificate Validation Bypass | 14 Dec 202300:00 | – | bdu_fstec |
 | CVE-2023-5909 | 21 Dec 202310:12 | – | circl |
 | PTC KEPServerEX Trust Management Issue Vulnerability | 30 Nov 202300:00 | – | cnnvd |
 | CVE-2023-5909 | 30 Nov 202322:05 | – | cve |
 | CVE-2023-5909 Improper Validation of Certificate with Host Mismatch in PTC KEPServerEx | 30 Nov 202322:05 | – | cvelist |
 | EUVD-2023-58182 | 3 Oct 202520:07 | – | euvd |
 | PTC KEPServerEx | 30 Nov 202307:00 | – | ics |
 | CVE-2023-5909 | 30 Nov 202322:15 | – | nvd |
 | CVE-2023-5909 | 30 Nov 202322:15 | – | osv_cve |
 | Code injection | 30 Nov 202322:15 | – | prion |
10
Data
Build on a solid foundation with Vulners data
We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data
Api
Power your application with Vulners API
The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access
App
Assess and manage vulnerabilities with Vulners tools
Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation
25 Feb 2026 00:00Current
7.3High risk
Vulners AI Score7.3
CVSS 3.17.5
EPSS0.00438
SSVC