CVE-2020-7587 Information

Description

A vulnerability has been identified in Opcenter Execution Discrete (All versions V3.2) Opcenter Execution Foundation (All versions V3.2) Opcenter Execution Process (All versions V3.2) Opcenter Intelligence (All versions) Opcenter Quality (All versions V11.3) Opcenter RD&L (V8.0) SIMATIC IT LMS (All versions) SIMATIC IT Production Suite (All versions) SIMATIC Notifier Server for Windows (All versions) SIMATIC PCS neo (All versions V3.0 SP1) SIMATIC STEP 7 (TIA Portal) V15 (All versions V15.1 Update 5) SIMATIC STEP 7 (TIA Portal) V16 (All versions V16 Update 2) SIMOCODE ES (All versions V16 Update 1) Soft Starter ES (All versions). Sending multiple specially crafted packets to the affected service could cause a partial remote Denial-of-Service that would cause the service to restart itself. On some cases the vulnerability could leak random information from the remote service.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L

Reference

https://cert-portal.siemens.com/productcert/pdf/ssa-841348.pdf

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

LOW

Base Severity

8.2