Heap-based buffer overflow in Siemens Opcenter Execution Foundation
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-122 and the CVSS impact.
Summary
A vulnerability has been identified in Opcenter Execution Foundation (All versions < V2501.0001), Opcenter Intelligence (All versions < V2501.0001), Opcenter Quality (All versions < V2512), Opcenter RDnL (All versions < V2410), SIMATIC PCS neo V4.0 (All versions), SIMATIC PCS neo V4.1 (All versions < V4.1 Update 3), SIMATIC PCS neo V5.0 (All versions < V5.0 Update 1), SINEC NMS (All versions if operated in conjunction with UMC < V2.15), Totally Integrated Automation Portal (TIA Portal) V16 (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). Affected products contain a heap-based buffer overflow vulnerability in the integrated UMC component. This could allow an unauthenticated remote attacker to execute arbitrary code.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Siemens | Opcenter Execution Foundation | before V2501.0001 | V2501.0001 | Patch available | CNA |
| Siemens | Opcenter Intelligence | before V2501.0001 | V2501.0001 | Patch available | CNA |
| Siemens | Opcenter Quality | before V2512 | V2512 | Patch available | CNA |
| Siemens | Opcenter RDnL | before V2410 | V2410 | Patch available | CNA |
| Siemens | SIMATIC PCS neo V4.0 | all versions | — | No fix listed | CNA |
| Siemens | SIMATIC PCS neo V4.1 | before V4.1 Update 3 | V4.1 Update 3 | Patch available | CNA |
| Siemens | SIMATIC PCS neo V5.0 | before V5.0 Update 1 | V5.0 Update 1 | Patch available | CNA |
| Siemens | SINEC NMS | all versions | — | No fix listed | CNA |
| Siemens | Totally Integrated Automation Portal (TIA Portal) V16 | all versions | — | No fix listed | CNA |
| Siemens | Totally Integrated Automation Portal (TIA Portal) V17 | all versions | — | No fix listed | CNA |
| Siemens | Totally Integrated Automation Portal (TIA Portal) V18 | all versions | — | No fix listed | CNA |
| Siemens | Totally Integrated Automation Portal (TIA Portal) V19 | all versions | — | No fix listed | CNA |
- Opcenter Execution Foundation VendorSiemens Affected before V2501.0001 Fixed in V2501.0001 Patch available CNA
- Opcenter Intelligence VendorSiemens Affected before V2501.0001 Fixed in V2501.0001 Patch available CNA
- Opcenter Quality VendorSiemens Affected before V2512 Fixed in V2512 Patch available CNA
- Opcenter RDnL VendorSiemens Affected before V2410 Fixed in V2410 Patch available CNA
- SIMATIC PCS neo V4.0 VendorSiemens Affected all versions Fixed in — No fix listed CNA
- SIMATIC PCS neo V4.1 VendorSiemens Affected before V4.1 Update 3 Fixed in V4.1 Update 3 Patch available CNA
- SIMATIC PCS neo V5.0 VendorSiemens Affected before V5.0 Update 1 Fixed in V5.0 Update 1 Patch available CNA
- SINEC NMS VendorSiemens Affected all versions Fixed in — No fix listed CNA
- Totally Integrated Automation Portal (TIA Portal) V16 VendorSiemens Affected all versions Fixed in — No fix listed CNA
- Totally Integrated Automation Portal (TIA Portal) V17 VendorSiemens Affected all versions Fixed in — No fix listed CNA
- Totally Integrated Automation Portal (TIA Portal) V18 VendorSiemens Affected all versions Fixed in — No fix listed CNA
- Totally Integrated Automation Portal (TIA Portal) V19 VendorSiemens Affected all versions Fixed in — No fix listed CNA
Remediation
- Fix · CNA Opcenter Execution Foundation (Siemens) Fixed in V2501.0001
- Fix · CNA Opcenter Intelligence (Siemens) Fixed in V2501.0001
- Fix · CNA Opcenter Quality (Siemens) Fixed in V2512
- Fix · CNA Opcenter RDnL (Siemens) Fixed in V2410
- Fix · CNA SIMATIC PCS neo V4.1 (Siemens) Fixed in V4.1 Update 3
- Fix · CNA SIMATIC PCS neo V5.0 (Siemens) Fixed in V5.0 Update 1
Timeline
- 2026-10-02 Threatist record created from CVE-2024-49775
- 2026-10-03 Alias added: GHSA-qc35-5wrm-x6wx
References
More Siemens vulnerabilities
- TI-2026-20057 Authentication bypass in Fortinet FortiWeb KEVCVSS 3.1CRITICAL 9.4
- TI-2025-26358 tls: fix handling of zero-length records on the rx_list KEVCVSS 3.1CRITICAL 9.8
- TI-2025-18911 Heap-based buffer overflow in Fortinet FortiSwitchManager KEVCVSS 3.1CRITICAL 9.8
- TI-2025-09686 Type confusion in Google Chrome KEVCVSS 3.1CRITICAL 9.8
- TI-2022-07142 Code injection in Spring Framework KEVCVSS 3.1CRITICAL 9.8
- TI-2021-19919 Apache Log4j2 JNDI features do not protect against attacker controlled LDAP and other JNDI related endpoints KEVCVSS 3.1CRITICAL 10.0
Sources
- CVE-2024-49775 · CVE Program
- CVE-2024-49775 · NVD
- FIRST EPSS
- GHSA-qc35-5wrm-x6wx · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences