What’s Vulnerable › Vulnerabilities
CVE-2017-12069
- Severity: high (CVSS 8.2 v3.0)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 2.9% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2017-08-30 · updated 2026-06-17
- Weakness: CWE-611
Description
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.
Affected products
- Ocpfoundation Local Discovery Server: through 1.01.333.0
- Ocpfoundation Ua .Net: through 2017-03-21
- Siemens Simatic Pcs7: through 8.1
- Siemens SIMATIC WinCC: through 7.4
References
- http://www.securityfocus.com/bid/100559
- http://www.securitytracker.com/id/1039510
- https://opcfoundation-onlineapplications.org/faq/SecurityBulletins/OPC_Foundation_Security_Bulletin_CVE-2017-12069.pdf
- https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-535640.pdf
- http://www.securityfocus.com/bid/100559
- http://www.securitytracker.com/id/1039510
- https://opcfoundation-onlineapplications.org/faq/SecurityBulletins/OPC_Foundation_Security_Bulletin_CVE-2017-12069.pdf
- https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-535640.pdf
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