CVE-2014-2251
N/A
Published: March 16, 2014 at 10:00 AM UTC
Updated: June 17, 2026 at 12:06 AM UTC
1 product affected across 1 vendorSIMATIC S7-1500 CPU Firmware
Using N/A by N/A?
Get instant alerts when new vulnerabilities affect N/A - before attackers find them.
Real-time alertsTrack your software stackFree plan available
Severity
N/A
Exploit prediction
EPSS 3%
Description
The random-number generator on Siemens SIMATIC S7-1500 CPU PLC devices with firmware before 1.5.0 does not have sufficient entropy, which makes it easier for remote attackers to defeat cryptographic protection mechanisms and hijack sessions via unspecified vectors.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (3)
x_refsource_MISCUS Government Resource
Source: [email protected]
http://ics-cert.us-cert.gov/advisories/ICSA-14-073-01x_refsource_CONFIRMPatchVendor Advisory
Source: [email protected]
http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-456423.pdfx_refsource_CONFIRM
Source: [email protected]
https://cert-portal.siemens.com/productcert/pdf/ssa-456423.pdfQuick Info
StatusMODIFIED
CWE
NVD-CWE-Other
Get alerted
Stop reading CVE feeds looking for your own stack
Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.
Free plan, no card