# Exposure of personal information in Siemens SIMATIC PCS 7 V9.1 and others

CVE record · `CVE-2024-30321`

- **Identifiers:** `CVE-2024-30321`
- **State:** Confirmed
- **Severity:** CVSS 8.2 High
- **Critical:** No
- **CNA:** siemens
- **Weakness (CWE):** [CWE-359](https://cwe.mitre.org/data/definitions/359.html)
- **Tags:** [Information disclosure](https://agentprime.io/advisories/tag/info-disclosure.md)
- **Technologies:** [Siemens SIMATIC PCS 7 V9.1](https://agentprime.io/advisories/technology/siemens-simatic-pcs-7-v9-1.md) · [Siemens SIMATIC WinCC Runtime Professional V18](https://agentprime.io/advisories/technology/siemens-simatic-wincc-runtime-professional-v18.md) · [Siemens SIMATIC WinCC Runtime Professional V19](https://agentprime.io/advisories/technology/siemens-simatic-wincc-runtime-professional-v19.md) · [Siemens SIMATIC WinCC V7.4](https://agentprime.io/advisories/technology/siemens-simatic-wincc-v7-4.md) · [Siemens SIMATIC WinCC V7.5](https://agentprime.io/advisories/technology/siemens-simatic-wincc-v7-5.md) · [Siemens SIMATIC WinCC V8.0](https://agentprime.io/advisories/technology/siemens-simatic-wincc-v8-0.md)
- **Published:** 9 Jul 2024
- **Updated:** 27 Aug 2025
- **Reviewed by a person:** No

Published by the CVE Program (CNA: siemens) at 9 Jul 2024, 12:04 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

## Affected products, as the CNA wrote them

- Vendor: Siemens. Product: SIMATIC PCS 7 V9.1.
  - affected: `before V9.1 SP2 UC05` (custom)
  - Other versions: unknown
- Vendor: Siemens. Product: SIMATIC WinCC Runtime Professional V18.
  - affected: `before V18 Update 5` (custom)
  - Other versions: unknown
- Vendor: Siemens. Product: SIMATIC WinCC Runtime Professional V19.
  - affected: `before V19 Update 2` (custom)
  - Other versions: unknown
- Vendor: Siemens. Product: SIMATIC WinCC V7.4.
  - affected: `before V7.4 SP1 Update 23` (custom)
  - Other versions: unknown
- Vendor: Siemens. Product: SIMATIC WinCC V7.5.
  - affected: `before V7.5 SP2 Update 17` (custom)
  - Other versions: unknown
- Vendor: Siemens. Product: SIMATIC WinCC V8.0.
  - affected: `before V8.0 Update 5` (custom)
  - Other versions: unknown

## Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

## Severity and exploitation

- 5.9 Medium, CVSS 3.1: `CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N`, from CNA (siemens)
- 8.2 High, CVSS 4.0: `CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N`, from CNA (siemens) (used for this record)

- **CISA KEV:** Not listed.
- **EPSS:** 0.0051, the 44th percentile, on 6 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

## Timeline

This record came from the full history of the CVE Program, published 9 Jul 2024. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2024-30321](https://www.cve.org/CVERecord?id=CVE-2024-30321)
- [NVD: CVE-2024-30321](https://nvd.nist.gov/vuln/detail/CVE-2024-30321)

### References from the CNA

- <https://cert-portal.siemens.com/productcert/html/ssa-883918.html>

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.

## Check whether this affects you

This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it. Compare the affected versions above with what you run.

- With the agentprime MCP server (<https://api.agentprime.io/mcp>), `get_advisory` returns this record and `search_advisories` finds related ones. Setup: <https://agentprime.io/mcp.md>
- As JSON: <https://api.agentprime.io/v1/advisories/CVE-2024-30321>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2024-30321/>. Everything for agents: <https://agentprime.io/llms.txt>.