Is CVE-2014-2250 being actively exploited?

CVE-2014-2250 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2014-2250?

CVE-2014-2250 has a CVSS 2.0 base score of 8.3 (HIGH).

CVE-2014-2250

HIGH · CVSS 8.3EPSS 3.1%EU EUVD

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.

Key facts

CVSS score: 8.3 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:M/Au:N/C:P/I:P/A:C
Weakness (CWE): CWE-310
EPSS score: 3.1% (88th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2014-2289)
Published: March 24, 2014
NVD last modified: June 17, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2014-2289 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

siemens / simatic s7 cpu 1200 firmware
siemens / simatic s7 cpu 1200 firmware
siemens / simatic s7 cpu 1212c
siemens / simatic s7 cpu 1214c
siemens / simatic s7 cpu 1215c
siemens / simatic s7 cpu 1217c
siemens / simatic s7 cpu-1211c

References

http://ics-cert.us-cert.gov/advisories/ICSA-14-079-02(US Government Resource)
http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-654382.pdf(Vendor Advisory)
https://cert-portal.siemens.com/productcert/pdf/ssa-654382.pdf

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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