CVE-2020-7538

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2020-7538
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.

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References
Link Resource
https://www.se.com/ww/en/download/document/SEVD-2020-315-07/ Patch Vendor Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:schneider-electric:ecostruxure_control_expert:*:*:*:*:*:*:*:*
History

31 Jan 2022, 19:33

Type Values Removed Values Added
First Time Schneider-electric ecostruxure Control Expert
Schneider-electric
CPE cpe:2.3:a:se:ecostruxure_control_expert:*:*:*:*:*:*:*:* cpe:2.3:a:schneider-electric:ecostruxure_control_expert:*:*:*:*:*:*:*:*
Information

Published : 2020-11-19 22:15

Updated : 2023-12-10 13:41

NVD link : CVE-2020-7538

Mitre link : CVE-2020-7538

CVE.ORG link : CVE-2020-7538

JSON object : View

Products Affected

schneider-electric

  • ecostruxure_control_expert
CWE
CWE-754

Improper Check for Unusual or Exceptional Conditions