Siemens SIMATIC S7-1200 PLCs < 4.0 PROFINET Packets DOS

medium Nessus Network Monitor Plugin ID 720195

Synopsis

Siemens SIMATIC S7-1200 PLCs allow remote attackers to cause a denial of service via crafted PROFINET packets.

Description

Siemens SIMATIC S7-1200 CPU PLC devices with firmware before 4.0 allow remote attackers to cause a denial of service (defect-mode transition) via crafted PROFINET packets, a different vulnerability than CVE-2014-2253.

Solution

Update the S7 1200 firmware to 4.0 or later.

See Also

http://ics-cert.us-cert.gov/advisories/ICSA-14-079-02,http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-654382.pdf

Plugin Details

Severity: Medium

ID: 720195

Family: SCADA

Published: 5/8/2019

Updated: 9/30/2019

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 6.1

Temporal Score: 4.5

Vector: CVSS2#AV:A/AC:L/Au:N/C:N/I:N/A:C

Vulnerability Information

Patch Publication Date: 3/20/2014

Vulnerability Publication Date: 3/20/2014

Reference Information

CVE: CVE-2014-2252