NetSight
high7.5

CVE-2017-1000230

The Snap7 Server version 1.4.1 can be crashed when the ItemCount field of the ReadVar or WriteVar functions of the S7 protocol implementation in Snap7 are prov…

Impact

The Snap7 Server version 1.4.1 can be crashed when the ItemCount field of the ReadVar or WriteVar functions of the S7 protocol implementation in Snap7 are provided with unexpected input, thus resulting in denial of service attack.

Affected products

VendorProductAffected versions
Snap7 ProjectSnap7 Server
Version 1.4.1

Weakness classification

References