CVE-2025-23403 is a privilege escalation vulnerability affecting all versions of Siemens SIMATIC IPC DiagBase and DiagMonitor. It stems from improper registry key permission restrictions, allowing an authenticated attacker to load vulnerable drivers. This could lead to privilege escalation, bypassing endpoint protection, and other security measures, with a CVSS score of 7.0 (HIGH) due to its local attack vector, high attack complexity, and high impact on confidentiality, integrity, and availability. Currently, there is no known active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
| Siemens | SIMATIC IPC DiagBase | >= 0, < *CNA affecteddefault unknown | |
| Siemens | SIMATIC IPC DiagMonitor | >= 0, < *CNA affecteddefault unknown |
CVSS version used by this source: 4.0
CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.4 InfoSec Media, 0.1 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.