An XXE vulnerability has been identified in OPC Foundation UA .NET Sample Code before…
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Low · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA.
Summary
An XXE vulnerability has been identified in OPC Foundation UA .NET Sample Code before 2017-03-21 and Local Discovery Server (LDS) before 1.03.367. Among the affected products are Siemens SIMATIC PCS7 (All versions V8.1 and earlier), SIMATIC WinCC (All versions < V7.4 SP1), SIMATIC WinCC Runtime Professional (All versions < V14 SP1), SIMATIC NET PC Software, and SIMATIC IT Production Suite. By sending specially crafted packets to the OPC Discovery Server at port 4840/tcp, an attacker might cause the system to access various resources chosen by the attacker.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:siemens:simatic_pcs7:*:*:*:*:*:*:*:* | up to 8.1 | Vulnerable | Siemens |
| cpe:2.3:a:siemens:wincc:*:*:*:*:*:*:*:* | up to 7.4 | Vulnerable | Siemens |
| cpe:2.3:a:ocpfoundation:local_discovery_server:*:*:*:*:*:*:*:* | up to 1.01.333.0 | Vulnerable | Ocpfoundation |
| cpe:2.3:a:ocpfoundation:ua_.net:*:*:*:*:*:*:*:* | up to 2017-03-21 | Vulnerable | Ocpfoundation |
- cpe:2.3:a:siemens:simatic_pcs7:*:*:*:*:*:*:*:* Versions up to 8.1 Vulnerable ·Siemens
- cpe:2.3:a:siemens:wincc:*:*:*:*:*:*:*:* Versions up to 7.4 Vulnerable ·Siemens
- cpe:2.3:a:ocpfoundation:local_discovery_server:*:*:*:*:*:*:*:* Versions up to 1.01.333.0 Vulnerable ·Ocpfoundation
- cpe:2.3:a:ocpfoundation:ua_.net:*:*:*:*:*:*:*:* Versions up to 2017-03-21 Vulnerable ·Ocpfoundation
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2017-12069
- 2026-10-03 Alias added: GHSA-jj7f-wqmm-8q5f
References
Sources
- CVE-2017-12069 · CVE Program
- CVE-2017-12069 · NVD
- FIRST EPSS
- GHSA-jj7f-wqmm-8q5f · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences