VYPR
High severity8.8NVD Advisory· Published Nov 18, 2020· Updated May 29, 2026

CVE-2020-7564

CVE-2020-7564

Description

A CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability exists in the Web Server on Modicon M340, Modicon Quantum and Modicon Premium Legacy offers and their Communication Modules (see notification for details) which could cause write access and the execution of commands when uploading a specially crafted file on the controller over FTP.

Affected products

24

Patches

Vulnerability mechanics

References

1

News mentions

0

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