The Snap7 server component in version 1.4.1, when an attacker sends a crafted packet with COTP protocol the last-data-unit flag set to No and S7 writes a var function, the Snap7 server will be crashed.
Metrics
Affected Vendors & Products
References
History
No history.
MITRE
Status: PUBLISHED
Assigner: mitre
Published: 2020-10-28T13:51:44
Updated: 2024-08-04T14:51:10.739Z
Reserved: 2020-08-13T00:00:00
Link: CVE-2020-22552
Vulnrichment
No data.
NVD
Status : Modified
Published: 2020-10-28T14:15:12.253
Modified: 2024-11-21T05:13:18.460
Link: CVE-2020-22552
Redhat
No data.