VulnerabilityModified
CVE-2012-3037
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.
MEDIUM 4.3EPSS 1.47%
Does this matter?
Lower severity and a low EPSS score (1.47%). Track it; it rarely justifies an emergency change on its own.
Description
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.
- CVSS 2.0
- 4.3 MEDIUMAV:N/AC:M/Au:N/C:P/I:N/A:N
- EPSS
- 1.47% probability · 72th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-295
- Affected
- siemens/simatic s7-1200 firmware · 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
- Source
- ics-cert@hq.dhs.gov
References
- http://en.securitylab.ru/lab/PT-2012-48Third Party Advisory
- http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-240718.pdfBroken Link, Vendor Advisory
- http://www.us-cert.gov/control_systems/pdf/ICSA-12-263-01.pdfBroken Link, Third Party Advisory, US Government Resource
- http://en.securitylab.ru/lab/PT-2012-48Third Party Advisory
- http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-240718.pdfBroken Link, Vendor Advisory
- http://www.us-cert.gov/control_systems/pdf/ICSA-12-263-01.pdfBroken Link, Third Party Advisory, US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.