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

Medium 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: Medium

ID: 720314

Family: SCADA

Published: 2019/11/03

Updated: 2019/11/03

Risk Information

Risk Factor: Medium

CVSS v2.0

Base Score: 5

Temporal Score: 4.3

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

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS v3.0

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: 2019/06/20

Vulnerability Publication Date: 2019/06/18

Reference Information

CVE: CVE-2019-10923