CVE-2020-7587

HIGH

Siemens SIMATIC and Opcenter Products - Remote Denial of Service and Information Disclosure via Crafted Packets

Title source: llm
STIX 2.1

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 < V3.3), Opcenter Quality (All versions < V11.3), Opcenter RD&L (V8.0), SIMATIC IT LMS (All versions < V2.6), SIMATIC IT Production Suite (All versions < V8.0), 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 V15.1 (All versions < V15.1 Update 4), SIMOCODE ES V16 (All versions < V16 Update 1), Soft Starter ES V15.1 (All versions < V15.1 Update 3), Soft Starter ES V16 (All versions < V16 Update 1). 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.

References (1)

Core 1
Core References

Scores

CVSS v3 8.2
EPSS 0.0050
EPSS Percentile 66.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L

Details

CWE
CWE-400
Status published
Products (19)
siemens/opcenter_execution_discrete < 3.2
siemens/opcenter_execution_foundation < 3.2
siemens/opcenter_execution_process < 3.2
siemens/opcenter_intelligence < 3.3
siemens/opcenter_quality < 11.3
siemens/opcenter_rd\&l 8.0
siemens/simatic_it_lms < 2.6
siemens/simatic_it_production_suite < 8.0
siemens/simatic_notifier_server
siemens/simatic_pcs_neo 3.0
... and 9 more
Published Jul 14, 2020
Tracked Since Feb 18, 2026