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Snap7

snap7

Vendor: Snap7 Project • 1 CVE

CVEs (1)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
CVE-2020-22552
1Snap7 Project
1Snap7
Jul 9, 2026
Oct 28, 2020
N/A· v4
7.5 HIGH· v3
5.0 MEDIUM· v2
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.