CVE-2017-12069

8.2HIGH

Key Information:

Vendor
Siemens
Status
Simatic Pcs7
Wincc
Vendor
CVE Published:
30 August 2017

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.

References

https://opcfoundation-onlineapplications.org/faq/Security...
x_refsource_CONFIRM
http://www.securitytracker.com/id/1039510
vdb-entryx_refsource_SECTRACK
https://www.siemens.com/cert/pool/cert/siemens_security_a...
x_refsource_CONFIRM

CVSS V3.1

Score:
8.2
Severity:
HIGH
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.