CVE-2012-3037
The Siemens SIMATIC S7-1200 2.x PLC does not properly protect the private key of the SIMATIC...
The Siemens SIMATIC S7-1200 2.x PLC does not properly protect the private key of the SIMATIC CONTROLLER Certification Authority certificate, which allows remote attackers to spoof the S7-1200 web server by using this key to create a forged certificate.
Exploit likelihood
What each source reports
NVD Score used
The Siemens SIMATIC S7-1200 2.x PLC does not properly protect the private key of the SIMATIC CONTROLLER Certification Authority certificate, which allows remote attackers to spoof the S7-1200 web server by using this key to create a forged certificate.
- Record
CVE-2012-3037- CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:P/I:N/A:N - Weakness
- CWE-295
- Updated
- 2026-11-02
CVE List No score
The Siemens SIMATIC S7-1200 2.x PLC does not properly protect the private key of the SIMATIC CONTROLLER Certification Authority certificate, which allows remote attackers to spoof the S7-1200 web server by using this key to create a forged certificate.
- Record
CVE-2012-3037- Updated
- 2026-11-02
EUVDEUVD-2012-3015
The Siemens SIMATIC S7-1200 2.x PLC does not properly protect the private key of the SIMATIC CONTROLLER Certification Authority certificate, which allows remote attackers to spoof the S7-1200 web server by using this key to create a forged certificate.
- Record
EUVD-2012-3015- CVSS
- 0.0 None
AV:N/AC:M/Au:N/C:P/I:N/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-cq39-26j4-6jcj No score
The Siemens SIMATIC S7-1200 2.x PLC does not properly protect the private key of the SIMATIC...
The Siemens SIMATIC S7-1200 2.x PLC does not properly protect the private key of the SIMATIC CONTROLLER Certification Authority certificate, which allows remote attackers to spoof the S7-1200 web server by using this key to create a forged certificate.
- Record
GHSA-cq39-26j4-6jcj- Weakness
- CWE-295
- Updated
- 2026-11-02
Affected products
- siemens simatic s7-1200 cpu 1211c firmware
- siemens simatic s7-1200 cpu 1212c firmware
- siemens simatic s7-1200 cpu 1212fc firmware
- siemens simatic s7-1200 cpu 1214 fc firmware
- siemens simatic s7-1200 cpu 1214c firmware
- siemens simatic s7-1200 cpu 1215 fc firmware
- siemens simatic s7-1200 cpu 1215c firmware
- siemens simatic s7-1200 cpu 1217c firmware
- siemens simatic s7-1200 firmware
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2012-3037 is a medium vulnerability (CVSS 4.3) in Siemens Simatic S7-1200 Cpu 1211c Firmware, published September 25, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.47%, the 73rd percentile. No source names a fixed version.