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EUVD-2017-1498 · Published Nov 17, 2017
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.
Technologies
Snap7_Project Snap7 Server
Weaknesses
CWE-20
CVSS scores
- v3.07.5
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - v2.05.0
AV:N/AC:L/Au:N/C:N/I:N/A:P
MITRE ATT&CK
InferredWhere this vulnerability fits in an attack
Initial Access
References
Potentially impacted assets
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