CVE-2020-7581
A vulnerability has been identified in Opcenter Execution Discrete (All versions < V3.2), Opcenter Execution Foundation (All versions <…
- Published
- Updated
- Reserved
- Assigned by
- siemens
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.
Timeline
ID reserved
By siemens
- 6 months later
· 6 months later
Published
- 4 years later
· 4 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium6.7 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.38% · top 68% of all CVEs (7 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.7.
Weakness
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
- affected All versions < V11.3
- affected V8.0
Siemens · SIMATIC Notifier Server for Windows
- affected All versions
- 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
- affected All versions < V15.1 Update 4
- affected All versions < V16 Update 1
Siemens · Soft Starter ES V15.1
- affected All versions < V15.1 Update 3
- 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
[](https://trackcve.app/cve/CVE-2020-7581)Record last updated .