CVE-2020-7559

CVE-2020-7559

Vendor N/A

Product PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions)

Weakness CWE-120

Published November 19, 2020

Last update August 4, 2024

View on NVD All CVEs

CVSS base score

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What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

November 19, 2020 CVE published

August 4, 2024 Record updated

External resources

03References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2020-7559 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/120.html

Related vulnerabilities

Identifiers

CVE CVE-2020-7559

CWE CWE-120

Affected versions

Vendor N/A

Product PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions)

Affected PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions)

01Description

02Disclosure timeline

03References

04Related CVE