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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2020-15791 Detail

Current Description

A vulnerability has been identified in SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions), SIMATIC S7-400 CPU family (incl. SIPLUS variants) (All versions), SIMATIC WinAC RTX (F) 2010 (All versions), SINUMERIK 840D sl (All versions). The authentication protocol between a client and a PLC via port 102/tcp (ISO-TSAP) insufficiently protects the transmitted password. This could allow an attacker that is able to intercept the network traffic to obtain valid PLC credentials.


View Analysis Description

Metrics

 
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CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
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References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://cert-portal.siemens.com/productcert/pdf/ssa-381684.pdf Vendor Advisory 
https://cert-portal.siemens.com/productcert/pdf/ssa-381684.pdf Vendor Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-522 Insufficiently Protected Credentials cwe source acceptance level NIST   Siemens AG  

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Change History

4 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2020-15791
NVD Published Date:
09/09/2020
NVD Last Modified:
11/21/2024
Source:
Siemens AG