CVE-2020-7538

High

A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in PLC Simulator on EcoStruxureª Control Expert (now…

schneider·CWE-754·Published 2020-11-19

CVSS

7.5

EPSS

0.01

KEV

Exploits

cve.orgen

313 chars

A CWE-754: Improper Check for Unusual or Exceptional Conditions 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.

NVDen

313 chars

NVDes

367 chars

CWE-754: Se presenta una vulnerabilidad Comprobación Inapropiada de Condiciones Inusuales o Excepcionales en el Simulador de PLC en EcoStruxureª Control Expert (ahora Unity Pro) (todas las versiones) que podría causar un bloqueo del simulador de PLC presente en el software EcoStruxureª Control Expert cuando recibe una petición especialmente diseñada mediante Modbus

CVSS metrics across sources

Version	Type	Source	Base	Exp	Impact	Vector
2.0	Primary	NVD	5.0	10.0	2.9	AV:N/AC:L/Au:N/C:N/I:N/A:P
3.1	Primary	NVD	7.5	3.9	3.6	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H