CVE-2025-30175
CVE-2025-30175 is a high-severity vulnerability in Siemens Simatic Pcs Neo with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-787.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- CVSS v4: 8.7
- EPSS exploit prediction: 1% (41st percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-14392
- Weakness: CWE-787
- Affected product: Siemens Simatic Pcs Neo
- Published:
- Last modified:
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 write buffer overflow vulnerability in the integrated UMC component. This could allow an unauthenticated remote attacker to cause a denial of service condition.
Frequently asked questions
- What is CVE-2025-30175?
- 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 write buffer overflow vulnerability in the integrated UMC component. This could allow an unauthenticated remote attacker to cause a denial of service condition.
- How severe is CVE-2025-30175?
- CVE-2025-30175 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2025-30175 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2025-30175?
- CVE-2025-30175 primarily affects Siemens Simatic Pcs Neo. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2025-30175?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2025-30175 have an EU (EUVD) identifier?
- Yes. CVE-2025-30175 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-14392.
- When was CVE-2025-30175 published?
- CVE-2025-30175 was published on 2025-05-13 and last updated on 2026-06-17.
References
Affected products (9)
- cpe:2.3:a:siemens:simatic_pcs_neo:4.1:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:simatic_pcs_neo:5.0:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:sinec_nms:*:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:sinema_remote_connect:-:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:totally_integrated_automation_portal:17:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:totally_integrated_automation_portal:18:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:totally_integrated_automation_portal:19:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:totally_integrated_automation_portal:20:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:user_management_component:*:*:*:*:*:*:*:*
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