CVEvulnerability

CVE-2017-12069

8.2 HIGH Published 2017-08-30 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2017-08-30
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.0 ([email protected])
8.2 HIGH — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
CVSS 2.0 ([email protected])
6.4 MEDIUM — AV:N/AC:L/Au:N/C:P/I:N/A:P
Weaknesses
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 configurations

• siemens simatic pcs7 (<= 8.1) • siemens wincc (<= 7.4) • ocpfoundation local discovery server (<= 1.01.333.0) • ocpfoundation ua .net (<= 2017-03-21)

Related

Weakness · CWE (1)

  • CWE-611 Improper Restriction of XML External Entity Reference weakness

References