Vulnerability · Published May 13, 2025 · Assigned by siemens
CVE-2025-30174
High 7.5
In plain English
A high-severity out-of-bounds read in SIMATIC PCS neo V4.1 from Siemens. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 51% of all known vulnerabilities).
Official description
A vulnerability has been identified in SIMATIC PCS neo V4.1 (All versions), SIMATIC PCS neo V5.0 (All versions), SINEC NMS (All versions < V4.0), SINEMA Remote Connect (All versions), Totally Integrated Automation Portal (TIA Portal) V17 (All versions), Totally Integrated Automation Portal (TIA Portal) V18 (All versions), Totally Integrated Automation Portal (TIA Portal) V19 (All versions), Totally Integrated Automation Portal (TIA Portal) V20 (All versions), User Management Component (UMC) (All versions < V2.15.1.1). Affected products contain a out of bound read buffer overflow vulnerability in the integrated UMC component. This could allow an unauthenticated remote attacker to cause a denial of service condition.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Siemens | SIMATIC PCS neo V4.1 | 0 – before * |
| Siemens | SIMATIC PCS neo V5.0 | 0 – before * |
| Siemens | SINEC NMS | 0 – before V4.0 |
| Siemens | SINEMA Remote Connect | 0 – before * |
| Siemens | Totally Integrated Automation Portal (TIA Portal) V17 | 0 – before * |
| Siemens | Totally Integrated Automation Portal (TIA Portal) V18 | 0 – before * |
| Siemens | Totally Integrated Automation Portal (TIA Portal) V19 | 0 – before * |
| Siemens | Totally Integrated Automation Portal (TIA Portal) V20 | 0 – before * |
| Siemens | User Management Component (UMC) | 0 – before V2.15.1.1 |
Weakness: CWE-125 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H