CVE-2014-2250

No known exploitation. EPSS puts it in the 87th percentile. A vendor fix is available.

CVSS 2.08.3High EPSS percentile87th3.2% chance in 30 days CISA KEVNot listedNo confirmed exploitation
No public exploit known FixVendor fixNo build named by the sources

Published 2014-03-22Updated 2026-05-06Sources: CVE.org, NVD, BDU, CSAF

NVD CVE.org

What to do

The vendor has published a fix. Version details are below where the sources state them.

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What it is

From the CVE record

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.

In plain language

No plain-language summary for this CVE yet.

Exploitation

Where each signal puts this CVE on the scale from published to confirmed exploited.

EPSS87th

CISA KEV

Not in the catalog. CISA has not confirmed exploitation.

Public exploits

No public exploit or proof of concept found in the sources we track.

EPSS

3.2% chance of exploitation activity in the next 30 days, which ranks it in the 87th percentile of scored CVEs.

Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.

Lifecycle

4 events over 4428 days, from the signal feeds we watch.

2026-05-06Patch availablerecord updated
2014-03-22Publishedweakness classified

Affected products

Siemens AGcommercial · DEaka siemens

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Technical detail

CVSS 2.0 vector

Open in the CVSS calculator

AV:N/AC:M/Au:N/C:P/I:P/A:C

Scored 8.3 by NVD.

How it is reached

Access Vector NetworkExploitable remotely over the network
Access Complexity MediumSome conditions must be met
Authentication NoneNo authentication required

Impact if exploited

Confidentiality PartialSome information is disclosed
Integrity PartialSome data can be modified
Availability CompleteTotal shutdown of the affected resource

Weaknesses

CWE-310No name in the record

Sources

References in the record

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