CVE-2014-2251
Siemens SIMATIC S7-1500 Failing RNG Cryptographic Verification
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.
INFO
Published Date :
March 16, 2014, 2:06 p.m.
Last Modified :
Nov. 21, 2024, 2:05 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
8.5
Exploitability Score :
8.6
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2014-2251.
| URL | Resource |
|---|---|
| http://ics-cert.us-cert.gov/advisories/ICSA-14-073-01 | US Government Resource |
| http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-456423.pdf | Patch Vendor Advisory |
| https://cert-portal.siemens.com/productcert/pdf/ssa-456423.pdf | |
| http://ics-cert.us-cert.gov/advisories/ICSA-14-073-01 | US Government Resource |
| http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-456423.pdf | Patch Vendor Advisory |
| https://cert-portal.siemens.com/productcert/pdf/ssa-456423.pdf |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2014-2251 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2014-2251 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference http://ics-cert.us-cert.gov/advisories/ICSA-14-073-01 Added Reference http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-456423.pdf Added Reference https://cert-portal.siemens.com/productcert/pdf/ssa-456423.pdf -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Feb. 10, 2020
Action Type Old Value New Value Added Reference https://cert-portal.siemens.com/productcert/pdf/ssa-456423.pdf [No Types Assigned] -
Initial Analysis by [email protected]
Mar. 17, 2014
Action Type Old Value New Value
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2014-2251 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2014-2251
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.55 }} -0.01%
score
0.77356
percentile