Siemens Industrial Real-Time (IRT) Devices Improper Input Validation (ICSA-19-283-01)

high Nessus Network Monitor Plugin ID 720314

Synopsis

A remotely exploitable Improper Input Validation vulnerability has been identified in Siemens SIMATIC ET, S7, SINUMERIK, SINAMICS Industrial Real-Time Devices.

Description

An attacker sending a specially crafted packet could break the real-time synchronization of the affected installation, which may cause a denial-of-service condition.

Solution

Perform vendor recommended mitigations and apply available vendor upgrades.

See Also

https://www.us-cert.gov/ics/advisories/icsa-19-283-01

Plugin Details

Severity: High

ID: 720314

Family: SCADA

Published: 11/3/2019

Updated: 11/3/2019

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

Patch Publication Date: 6/20/2019

Vulnerability Publication Date: 6/18/2019

Reference Information

CVE: CVE-2019-10923