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.
Metrics
Affected Vendors & Products
References
| Link | Providers |
|---|---|
| https://www.se.com/ww/en/download/document/SEVD-2020-315-01/ |
|
History
Fri, 29 May 2026 14:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
cvssV3_1
|
ssvc
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Status: PUBLISHED
Assigner: schneider
Published: 2020-11-18T13:51:16.000Z
Updated: 2026-05-29T13:25:41.819Z
Reserved: 2020-01-21T00:00:00.000Z
Link: CVE-2020-7564
Updated: 2024-08-04T09:33:19.905Z
Status : Modified
Published: 2020-11-18T14:15:13.363
Modified: 2026-05-29T14:16:22.227
Link: CVE-2020-7564
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