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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2020-7559 Detail

Description

A CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability exists in PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions) that could cause a crash of the PLC simulator present in EcoStruxureª Control Expert software when receiving a specially crafted request over Modbus.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://www.se.com/ww/en/download/document/SEVD-2020-315-07 Patch  Product  Vendor Advisory 
https://www.se.com/ww/en/download/document/SEVD-2020-315-07 Patch  Product  Vendor Advisory 
https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1140 Exploit  Third Party Advisory 
https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1140 Exploit  Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') Schneider Electric SE  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

6 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2020-7559
NVD Published Date:
11/19/2020
NVD Last Modified:
11/21/2024
Source:
Schneider Electric SE