CVE-2019-13940
5.3 · MEDIUMOverview
CVE-2019-13940 is a medium-severity vulnerability affecting siemens s7-1200_cpu_1211c_firmware. It was published on February 11, 2020 and has a CVSS 3.1 base score of 5.3 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 5.3, rated MEDIUM. 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 ET 200pro IM154-8 PN/DP CPU (All versions < V3.X.17), SIMATIC ET 200pro IM154-8F PN/DP CPU (All versions < V3.X.17), SIMATIC ET 200pro IM154-8FX PN/DP CPU (All versions < V3.X.17), SIMATIC ET 200S IM151-8 PN/DP CPU (All versions < V3.X.17), SIMATIC ET 200S IM151-8F PN/DP CPU (All versions < V3.X.17), SIMATIC S7-1200 CPU family (incl. SIPLUS variants) (All versions < V4.1), SIMATIC S7-300 CPU 314C-2 PN/DP (All versions < V3.X.17), SIMATIC S7-300 CPU 315-2 PN/DP (All versions < V3.X.17), SIMATIC S7-300 CPU 315F-2 PN/DP (All versions < V3.X.17), SIMATIC S7-300 CPU 315T-3 PN/DP (All versions < V3.X.17), SIMATIC S7-300 CPU 317-2 PN/DP (All versions < V3.X.17), SIMATIC S7-300 CPU 317F-2 PN/DP (All versions < V3.X.17), SIMATIC S7-300 CPU 317T-3 PN/DP (All versions < V3.X.17), SIMATIC S7-300 CPU 317TF-3 PN/DP (All versions < V3.X.17), SIMATIC S7-300 CPU 319-3 PN/DP (All versions < V3.X.17), SIMATIC S7-300 CPU 319F-3 PN/DP (All versions < V3.X.17),
Remediation
Check the references section for vendor advisories and patches from siemens. Update s7-1200_cpu_1211c_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 | s7-1200_cpu_1211c_firmware | >= 0, < 4.1 | Affected |
| siemens | s7-1200_cpu_1212c_firmware | >= 0, < 4.1 | Affected |
| siemens | s7-1200_cpu_1214c_firmware | >= 0, < 4.1 | Affected |
| siemens | s7-1200_cpu_1215c_firmware | >= 0, < 4.1 | Affected |
| siemens | s7-1200_cpu_1217c_firmware | >= 0, < 4.1 | Affected |
| siemens | s7-1200_cpu_1212fc_firmware | >= 0, < 4.1 | Affected |
| siemens | s7-1200_cpu_1214fc_firmware | >= 0, < 4.1 | Affected |
| siemens | s7-1200_cpu_1215fc_firmware | >= 0, < 4.1 | Affected |
| siemens | siplus_s7-1200_firmware | >= 0, < 4.1 | Affected |
| siemens | siplus_cpu_1211c_firmware | >= 0, < 4.1 | Affected |
Frequently Asked Questions
What is CVE-2019-13940?
CVE-2019-13940 is a medium-severity vulnerability affecting siemens s7-1200_cpu_1211c_firmware. It was published on February 11, 2020 and has a CVSS 3.1 base score of 5.3 (MEDIUM).
How severe is CVE-2019-13940?
This vulnerability has a CVSS 3.1 base score of 5.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2019-13940?
Check the references section for vendor advisories and patches from siemens. Update s7-1200_cpu_1211c_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-2019-13940?
CyberStrike's AI-powered security agents can automatically detect CVE-2019-13940 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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