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Simatic S7 Cpu 1200 Firmware CVE-2014-2250

HIGH
Cryptographic Issues (CWE-310)
2014-03-24 cve@mitre.org
Information Disclosure Siemens Simatic S7 Cpu 1200 Firmware Simatic S7 Cpu 1211C Simatic S7 Cpu 1212C Simatic S7 Cpu 1214C Simatic S7 Cpu 1215C Simatic S7 Cpu 1217C
8.3
CVSS 2.0 · NVD
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Severity by source

NVD PRIMARY
8.3 HIGH
AV:N/AC:M/Au:N/C:P/I:P/A:C

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

AV:N/AC:M/Au:N/C:P/I:P/A:C
Attack Vector
Network
Attack Complexity
M
Confidentiality
P
Integrity
P
Availability
C

Lifecycle Timeline

1
CVE Published
Mar 24, 2014 - 14:20 cve.org
HIGH 8.3

DescriptionCVE.org

The random-number generator on Siemens SIMATIC S7-1200 CPU PLC devices with firmware before 4.0 does not have sufficient entropy, which makes it easier for remote attackers to defeat cryptographic protection mechanisms and hijack sessions via unspecified vectors, a different vulnerability than CVE-2014-2251.

AnalysisAI

The random-number generator on Siemens SIMATIC S7-1200 CPU PLC devices with firmware before 4.0 does not have sufficient entropy, which makes it easier for remote attackers to defeat cryptographic. Rated high severity (CVSS 8.3), this vulnerability is remotely exploitable. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-310. The random-number generator on Siemens SIMATIC S7-1200 CPU PLC devices with firmware before 4.0 does not have sufficient entropy, which makes it easier for remote attackers to defeat cryptographic protection mechanisms and hijack sessions via unspecified vectors, a different vulnerability than CVE-2014-2251. Affected products include: Siemens Simatic S7 Cpu 1200 Firmware, Siemens Simatic S7 Cpu-1211C, Siemens Simatic S7 Cpu 1212C, Siemens Simatic S7 Cpu 1214C, Siemens Simatic S7 Cpu 1215C. Version information: before 4.0.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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CVE-2014-2250 vulnerability details – vuln.today
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