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8.3
CVSSv2

CVE-2014-2251

Published: 16/03/2014 Updated: 10/02/2020
CVSS v2 Base Score: 8.3 | Impact Score: 8.5 | Exploitability Score: 8.6
VMScore: 739
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:C
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Vulnerability Summary

The random-number generator on Siemens SIMATIC S7-1500 CPU PLC devices with firmware prior to 1.5.0 does not have sufficient entropy, which makes it easier for remote malicious users to defeat cryptographic protection mechanisms and hijack sessions via unspecified vectors.

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siemens simatic s7-1500 cpu firmware

siemens simatic s7-1500 cpu firmware 1.1.1

siemens simatic s7-1500 cpu firmware 1.1.0

siemens simatic s7-1500 cpu firmware 1.0.1

References

NVD-CWE-Otherhttp://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-456423.pdfhttp://ics-cert.us-cert.gov/advisories/ICSA-14-073-01https://cert-portal.siemens.com/productcert/pdf/ssa-456423.pdfhttps://nvd.nist.gov
CVSSv3
CVSSv2
CVSSv3
VMScore
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