CVE-2014-2250
The random-number generator on Siemens SIMATIC S7-1200 CPU PLC devices with firmware before 4.0...
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.
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2014-2250- CVSS 2.0
- 8.3 High
AV:N/AC:M/Au:N/C:P/I:P/A:C - Weakness
- CWE-310
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2014-2250- Updated
- 2026-11-02
EUVDEUVD-2014-2289 No score
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.
- Record
EUVD-2014-2289- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-5qj6-vw7x-6j4g No score
The random-number generator on Siemens SIMATIC S7-1200 CPU PLC devices with firmware before 4.0...
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.
- Record
GHSA-5qj6-vw7x-6j4g- Updated
- 2026-11-02
Affected products
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-2014-2250 is a high vulnerability (CVSS 8.3) in Siemens Simatic S7 Cpu-1211c, published March 22, 2014. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.14%, the 88th percentile. No source names a fixed version.