7.8
CVSSv2

CVE-2016-3949

Published: 27/06/2016 Updated: 10/02/2020
CVSS v2 Base Score: 7.8 | Impact Score: 6.9 | Exploitability Score: 10
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 694
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

Vulnerability Summary

Siemens SIMATIC S7-300 Profinet-enabled CPU devices with firmware prior to 3.2.12 and SIMATIC S7-300 Profinet-disabled CPU devices with firmware prior to 3.3.12 allow remote malicious users to cause a denial of service (defect-mode transition) via crafted (1) ISO-TSAP or (2) Profibus packets.

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siemens simatic_s7-300_with_profitnet_support_firmware 3.2.11

siemens simatic_s7-300_without_profitnet_support_firmware 3.3.11