CVE-2019-10943
7.5 · HIGHOverview
CVE-2019-10943 is a high-severity vulnerability affecting siemens simatic_et_200sp_open_controller_cpu_1515sp_pc_firmware. It was published on August 13, 2019 and has a CVSS 3.1 base score of 7.5 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
A vulnerability has been identified in SIMATIC Drive Controller family (All versions), SIMATIC ET 200SP Open Controller CPU 1515SP PC (incl. SIPLUS variants) (All versions), SIMATIC ET 200SP Open Controller CPU 1515SP PC2 (incl. SIPLUS variants) (All versions < V20.8), SIMATIC ET 200SP Open Controller CPU 1515SP PC2 (incl. SIPLUS variants) (All versions >= V20.8), SIMATIC S7-1200 CPU family (incl. SIPLUS variants) (All versions < V4.4.0), SIMATIC S7-1200 CPU family (incl. SIPLUS variants) (All versions >= V4.4.0), SIMATIC S7-1500 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions < V2.8.1), SIMATIC S7-1500 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions >= V2.8.1), SIMATIC S7-1500 Software Controller (All versions < V20.8), SIMATIC S7-1500 Software Controller (All versions >= V20.8), SIMATIC S7-PLCSIM Advanced (All versions < V3.0), SIMATIC S7-PLCSIM Advanced (All versions >= V3.0). An attacker with network access to port 102/tcp could poten
Remediation
Check the references section for vendor advisories and patches from siemens. Update simatic_et_200sp_open_controller_cpu_1515sp_pc_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| siemens | simatic_et_200sp_open_controller_cpu_1515sp_pc2_firmware | >= 0, < 20.8 | Affected |
| siemens | simatic_s7-1200_cpu_1211c_firmware | >= 0, < 4.4 | Affected |
| siemens | simatic_s7-1200_cpu_1212c_firmware | >= 0, < 4.4 | Affected |
| siemens | simatic_s7-1200_cpu_1214c_firmware | >= 0, < 4.4 | Affected |
| siemens | simatic_s7-1200_cpu_1215c_firmware | >= 0, < 4.4 | Affected |
| siemens | simatic_s7-1200_cpu_1217c_firmware | >= 0, < 4.4 | Affected |
| siemens | simatic_s7-1500_cpu_1518_firmware | >= 0, < 2.8.1 | Affected |
| siemens | simatic_s7-1500_cpu_1511c_firmware | >= 0, < 2.8.1 | Affected |
| siemens | simatic_s7-1500_cpu_1512c_firmware | >= 0, < 2.8.1 | Affected |
Frequently Asked Questions
What is CVE-2019-10943?
CVE-2019-10943 is a high-severity vulnerability affecting siemens simatic_et_200sp_open_controller_cpu_1515sp_pc_firmware. It was published on August 13, 2019 and has a CVSS 3.1 base score of 7.5 (HIGH).
How severe is CVE-2019-10943?
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2019-10943?
Check the references section for vendor advisories and patches from siemens. Update simatic_et_200sp_open_controller_cpu_1515sp_pc_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2019-10943?
CyberStrike's AI-powered security agents can automatically detect CVE-2019-10943 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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Browser-based exploitation validates findings with real proof-of-concept.
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