Detections
Analytics

Siemens SIMATIC S7-1500 PLCs < 1.5 ISO-TSAP Packets DOS

high Nessus Network Monitor Plugin ID 720200

Synopsis

Siemens SIMATIC S7-1500 PLCs allow remote attackers to cause a denial of service via crafted ISO-TSAP packets.

Description

Siemens SIMATIC S7-1500 CPU PLC devices with firmware before 1.5.0 allow remote attackers to cause a denial of service (defect-mode transition) via crafted ISO-TSAP packets. Improper Resource Shutdown or Release.

Solution

Update the S7 1500 firmware to 1.5 or later.

See Also

http://ics-cert.us-cert.gov/advisories/ICSA-14-073-01,http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-456423.pdf

Plugin Details

Severity: High

ID: 720200

Family: SCADA

Published: 5/8/2019

Updated: 9/30/2019

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: High

Base Score: 7.8

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

Vulnerability Information

Patch Publication Date: 3/14/2014

Vulnerability Publication Date: 3/14/2014

Reference Information

CVE: CVE-2014-2257