Siemens SIMATIC S7-1500 PLCs < 1.5 Random Number Generator Insufficient Entropy

2019-05-08T00:00:00
ID 720194.PRM
Type nessus
Reporter Tenable
Modified 2019-09-30T00:00:00

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.

                                        
                                            Binary data 720194.prm