CVE-2019-10935: Malicious File Upload
A vulnerability has been identified in SIMATIC PCS 7 V8.0 and earlier (All versions), SIMATIC PCS 7 V8.1 (All versions < V8.1 with WinCC V7.3 Upd 19), SIMATIC PCS 7 V8.2 (All versions < V8.2 SP1 with WinCC V7.4 SP1 Upd 11), SIMATIC PCS 7 V9.0 (All versions < V9.0 SP2 with WinCC V7.4 SP1 Upd11), SIMATIC WinCC Professional (TIA Portal V13) (All versions), SIMATIC WinCC Professional (TIA Portal V14) (All versions < V14 SP1 Upd 9), SIMATIC WinCC Professional (TIA Portal V15) (All versions < V15.1 Upd 3), SIMATIC WinCC Runtime Professional V13 (All versions), SIMATIC WinCC Runtime Professional V14 (All versions < V14.1 Upd 8), SIMATIC WinCC Runtime Professional V15 (All versions < V15.1 Upd 3), SIMATIC WinCC V7.2 and earlier (All versions), SIMATIC WinCC V7.3 (All versions < V7.3 Upd 19), SIMATIC WinCC V7.4 (All versions < V7.4 SP1 Upd 11), SIMATIC WinCC V7.5 (All versions < V7.5 Upd 3). The SIMATIC WinCC DataMonitor web application of the affected products allows to upload arbitrary ASPX code. The security vulnerability could be exploited by an authenticated attacker with network access to the WinCC DataMonitor application. No user interaction is required to exploit this vulnerability. The vulnerability impacts confidentiality, integrity, and availability of the affected device. At the stage of publishing this security advisory no public exploitation is known.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is CVE-2019-10935?
CVE-2019-10935 is a vulnerability identified in SIMATIC PCS 7 V8.0 and earlier, SIMATIC PCS 7 V8.1, SIMATIC PCS 7 V8.2, SIMATIC PCS 7 V9.0, and SIMATIC WinCC.
How severe is CVE-2019-10935?
CVE-2019-10935 has a severity rating of 7.2 (high).
What is the affected software for CVE-2019-10935?
The affected software for CVE-2019-10935 includes SIMATIC PCS 7 V8.0 and earlier, SIMATIC PCS 7 V8.1, SIMATIC PCS 7 V8.2, SIMATIC PCS 7 V9.0, and SIMATIC WinCC.
How do I fix CVE-2019-10935?
To fix CVE-2019-10935, it is recommended to apply the necessary security updates provided by Siemens.
Where can I find more information about CVE-2019-10935?
More information about CVE-2019-10935 can be found on Siemens' product certification portal. (Reference: [link](https://cert-portal.siemens.com/productcert/pdf/ssa-121293.pdf))