CVE-2020-7581
CVE-2020-7581 is a medium-severity vulnerability in Siemens Opcenter Execution Discrete with a CVSS 3.x base score of 6.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-428.
Key facts
- Severity: Medium (CVSS 3.x base score 6.7)
- CVSS v2: 7.2
- EPSS exploit prediction: 0% (30th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-428
- Affected product: Siemens Opcenter Execution Discrete
- Published:
- Last modified:
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 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). A component within the affected application calls a helper binary with SYSTEM privileges during startup while the call path is not quoted. This could allow a local attacker with administrative privileges to execute code with SYSTEM level privileges.
Frequently asked questions
- What is CVE-2020-7581?
- 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 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). A component within the affected application calls a helper binary with SYSTEM privileges during startup while the call path is not quoted. This could allow a local attacker with administrative privileges to execute code with SYSTEM level privileges.
- How severe is CVE-2020-7581?
- CVE-2020-7581 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2020-7581 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-7581?
- CVE-2020-7581 primarily affects Siemens Opcenter Execution Discrete. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2020-7581?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2020-7581 published?
- CVE-2020-7581 was published on 2020-07-14 and last updated on 2026-06-17.
References
Affected products (13)
- cpe:2.3:a:siemens:opcenter_execution_discrete:*:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:opcenter_execution_foundation:*:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:opcenter_execution_process:*:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:opcenter_intelligence:*:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:opcenter_quality:*:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:opcenter_rd\&l:8.0:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:simatic_notifier_server:*:*:*:*:*:windows:*:*
- cpe:2.3:a:siemens:simatic_pcs_neo:*:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:simatic_step_7:*:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:simatic_step_7:16:-:*:*:*:*:*:*
- cpe:2.3:a:siemens:simatic_step_7:16:update1:*:*:*:*:*:*
- cpe:2.3:a:siemens:simocode_es:*:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:soft_starter_es:*:*:*:*:*:*:*:*
More vulnerabilities in Siemens Opcenter Execution Discrete
- CVE-2020-7587 — High (CVSS 8.2): A vulnerability has been identified in Opcenter Execution Discrete (All versions < V3.2), Opcenter Execution Foundation…
- CVE-2020-7588 — Medium (CVSS 5.3): A vulnerability has been identified in Opcenter Execution Discrete (All versions < V3.2), Opcenter Execution Foundation…
All CVEs affecting Siemens Opcenter Execution Discrete →
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