A vulnerability has been identified in Opcenter Execution Discrete (All versions < V3.2), Opcenter Execution Foundation (All versions <…

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.

Scores

EPSS (exploitation in 30 days)

2.5% · top 15% of all CVEs (6 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.2.

Weakness

• CWE-400: Uncontrolled Resource Consumption (opens in a new tab)All about CWE-400 and its CVEs

Affected products

• Siemens · Opcenter Execution Discrete

  • affected All versions < V3.2

• Siemens · Opcenter Execution Foundation

  • affected All versions < V3.2

• Siemens · Opcenter Execution Process

  • affected All versions < V3.2

• Siemens · Opcenter Intelligence

  • affected All versions < V3.3

• Siemens · Opcenter Quality

  • affected All versions < V11.3

• Siemens · Opcenter RD&L

  • affected V8.0

• Siemens · SIMATIC IT LMS

  • affected All versions < V2.6

• Siemens · SIMATIC IT Production Suite

  • affected All versions < V8.0

• Siemens · SIMATIC Notifier Server for Windows

  • affected All versions

• Siemens · SIMATIC PCS neo

  • affected All versions < V3.0 SP1

• Siemens · SIMATIC STEP 7 (TIA Portal) V15

  • affected All versions < V15.1 Update 5

• Siemens · SIMATIC STEP 7 (TIA Portal) V16

  • affected All versions < V16 Update 2

• Siemens · SIMOCODE ES V15.1

  • affected All versions < V15.1 Update 4

• Siemens · SIMOCODE ES V16

  • affected All versions < V16 Update 1

• Siemens · Soft Starter ES V15.1

  • affected All versions < V15.1 Update 3

• Siemens · Soft Starter ES V16

  • affected All versions < V16 Update 1

References (1)

• https://cert-portal.siemens.com/productcert/pdf/ssa-841348.pdf (opens in a new tab)x_refsource_MISCx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2020-7587](https://trackcve.app/badge/CVE-2020-7587.svg)](https://trackcve.app/cve/CVE-2020-7587)

Record last updated 4 Aug 2024, 09:33 UTC.