Description
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.
Analysis and contextual insights are available on OpenCVE Cloud.
Remediation
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
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Advisories
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2020-15312 | 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. |
References
History
No history.
Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2024-08-04T14:51:10.739Z
Reserved: 2020-08-13T00:00:00.000Z
Link: CVE-2020-22552
No data.
Status : Modified
Published: 2020-10-28T14:15:12.253
Modified: 2024-11-21T05:13:18.460
Link: CVE-2020-22552
No data.
OpenCVE Enrichment
No data.
Weaknesses
EUVD