CVE-2012-3040
4.3 · MEDIUMCross-site scripting (XSS) vulnerability in the web server on Siemens SIMATIC S7-1200 PLCs 2.x through 3.0.1 allows remote attackers to inject arbitrary web script or HTML via a crafted URI.
Overview
CVE-2012-3040 is a medium-severity vulnerability affecting siemens simatic_s7-1200_firmware. It was published on October 10, 2012 and has a CVSS 2.0 base score of 4.3 (MEDIUM).
This vulnerability has a CVSS 2.0 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical description
Cross-site scripting (XSS) vulnerability in the web server on Siemens SIMATIC S7-1200 PLCs 2.x through 3.0.1 allows remote attackers to inject arbitrary web script or HTML via a crafted URI.
Remediation
Check the references section for vendor advisories and patches from siemens. Update simatic_s7-1200_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_s7-1200_firmware | >= 2.0.0, < 3.0.2 | Affected |
| siemens | simatic_s7-1200_cpu_1211c_firmware | >= 2.0.0, < 3.0.2 | Affected |
| siemens | simatic_s7-1200_cpu_1212c_firmware | >= 2.0.0, < 3.0.2 | Affected |
| siemens | simatic_s7-1200_cpu_1212fc_firmware | >= 2.0.0, < 3.0.2 | Affected |
| siemens | simatic_s7-1200_cpu_1214_fc_firmware | >= 2.0.0, < 3.0.2 | Affected |
| siemens | simatic_s7-1200_cpu_1214c_firmware | >= 2.0.0, < 3.0.2 | Affected |
| siemens | simatic_s7-1200_cpu_1215_fc_firmware | >= 2.0.0, < 3.0.2 | Affected |
| siemens | simatic_s7-1200_cpu_1215c_firmware | >= 2.0.0, < 3.0.2 | Affected |
| siemens | simatic_s7-1200_cpu_1217c_firmware | >= 2.0.0, < 3.0.2 | Affected |
References
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Frequently asked questions
What is CVE-2012-3040?
CVE-2012-3040 is a medium-severity vulnerability affecting siemens simatic_s7-1200_firmware. It was published on October 10, 2012 and has a CVSS 2.0 base score of 4.3 (MEDIUM).
How severe is CVE-2012-3040?
This vulnerability has a CVSS 2.0 base score of 4.3, 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-2012-3040?
Check the references section for vendor advisories and patches from siemens. Update simatic_s7-1200_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-2012-3040?
CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2012-3040 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.
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