Vulnerabilities > CVE-2017-12069 - XXE vulnerability in multiple products
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
LOW Integrity impact
NONE Availability impact
HIGH 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.
Vulnerable Configurations
| Part | Description | Count |
|---|---|---|
| Application | 20 | |
| Application | 2 |
Common Weakness Enumeration (CWE)
References
- http://www.securityfocus.com/bid/100559
- http://www.securityfocus.com/bid/100559
- http://www.securitytracker.com/id/1039510
- http://www.securitytracker.com/id/1039510
- https://opcfoundation-onlineapplications.org/faq/SecurityBulletins/OPC_Foundation_Security_Bulletin_CVE-2017-12069.pdf
- 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
- https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-535640.pdf