Which versions of SIMATIC IPC DiagBase are affected by CVE-2025-23403?

Organizations using A vulnerability face moderate risk from CVE-2025-23403, a incorrect permissions vulnerability rated CVSS 7.3.

How to fix or mitigate CVE-2025-23403?

Within 7 days: Identify all affected systems and apply vendor patches promptly. Monitor vendor channels for patch availability.

SIMATIC IPC DiagBase CVE-2025-23403

Q: What is the CVSS score of CVE-2025-23403?

CVE-2025-23403 has a CVSS 4.0 base score of 7.3 (High). CVSS vector: 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. EPSS exploitation probability: 0.0%.

HIGH

Incorrect Permission Assignment for Critical Resource (CWE-732)

2025-02-11 productcert@siemens.com

Privilege Escalation

7.3

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

7.3 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Local

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:26 vuln.today

CVE Published

Feb 11, 2025 - 11:15 nvd

HIGH 7.3

DescriptionCVE.org

A vulnerability has been identified in SIMATIC IPC DiagBase (All versions), SIMATIC IPC DiagMonitor (All versions). The affected device do not properly restrict the user permission for the registry key. This could allow an authenticated attacker to load vulnerable drivers into the system leading to privilege escalation or bypassing endpoint protection and other security measures.

AnalysisAI

A vulnerability has been identified in SIMATIC IPC DiagBase (All versions), SIMATIC IPC DiagMonitor (All versions). Rated high severity (CVSS 7.3). No vendor patch available.

Technical ContextAI

This vulnerability is classified as Incorrect Permission Assignment (CWE-732), which allows attackers to access resources due to misconfigured permissions. A vulnerability has been identified in SIMATIC IPC DiagBase (All versions), SIMATIC IPC DiagMonitor (All versions). The affected device do not properly restrict the user permission for the registry key. This could allow an authenticated attacker to load vulnerable drivers into the system leading to privilege escalation or bypassing endpoint protection and other security measures.

Affected ProductsAI

See vendor advisory for affected versions.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Review and restrict file/resource permissions, apply principle of least privilege.