← Vulnerability feed

Vulnerability record · CVE-2020-7587 · published 14 July 2020

CVE-2020-7587: Siemens opcenter execution discrete uncontrolled resource consumption vulnerability

Siemens · Opcenter Execution Discrete

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.

8.2 CVSS 3.1 High EPSS 2.5% · top 16.0% CWE-400 · Uncontrolled resource consumption
8.2CVSS 3.1 base score, v2 6.4
2.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
13Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

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.

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

Affected products

13 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

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

Track CVE-2020-7587 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2021-44228Apache Log4j2 JNDI lookup remote code executionApache Log4j2 versions 2.0-beta9 through 2.15.0 (excluding 2.12.2, 2.12.3, and 2.3.1) do not protect against attacker-controlled LDAP and other JNDI …KEVEPSS 100%analysed9.0CVE-2021-45046Apache Log4j 2.15.0 Incomplete Fix Allows JNDI Lookup InjectionThe fix for CVE-2021-44228 in Apache Log4j 2.15.0 was incomplete in certain non-default configurations. When a non-default Pattern Layout uses a Cont…KEVEPSS 100%analysed9.8CVE-2021-27389Siemens opcenter quality vulnerabilityA vulnerability has been identified in Opcenter Quality (All versions < V12.2), QMS Automotive (All versions < V12.30). A private sign key is shipped…EPSS 1.0%8.8CVE-2023-46281Siemens opcenter quality vulnerabilityA vulnerability has been identified in Opcenter Execution Foundation (All versions < V2407), Opcenter Quality (All versions < V2312), SIMATIC PCS neo…EPSS 0.94%7.5CVE-2024-41979Siemens opcenter quality incorrect authorization vulnerabilityA vulnerability has been identified in SmartClient modules Opcenter QL Home (SC) (All versions >= V13.2 < V2506), SOA Audit (All versions >= V13.2 < …EPSS 0.18%7.5CVE-2023-46283Siemens opcenter quality classic buffer overflow vulnerabilityA vulnerability has been identified in Opcenter Execution Foundation (All versions < V2407), Opcenter Quality (All versions < V2312), SIMATIC PCS neo…EPSS 0.91%7.5CVE-2023-46284Siemens opcenter quality classic buffer overflow vulnerabilityA vulnerability has been identified in Opcenter Execution Foundation (All versions < V2407), Opcenter Quality (All versions < V2312), SIMATIC PCS neo…EPSS 0.91%7.5CVE-2023-46285Siemens opcenter quality improper input validation vulnerabilityA vulnerability has been identified in Opcenter Execution Foundation (All versions < V2407), Opcenter Quality (All versions < V2312), SIMATIC PCS neo…EPSS 0.91%

Source: NIST National Vulnerability Database (record CVE-2020-7587), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.