# Weak encryption in Siemens SCALANCE X200-4P IRT and others

CVE record · `CVE-2023-29054`

- **Identifiers:** `CVE-2023-29054`
- **State:** Confirmed
- **Severity:** CVSS 6.7 Medium
- **Critical:** No
- **CNA:** siemens
- **Weakness (CWE):** [CWE-326](https://cwe.mitre.org/data/definitions/326.html)
- **Tags:** [Weak cryptography or TLS](https://agentprime.io/advisories/tag/weak-crypto.md)
- **Technologies:** [Siemens SCALANCE X200-4P IRT](https://agentprime.io/advisories/technology/siemens-scalance-x200-4p-irt.md) · [Siemens SCALANCE X201-3P IRT](https://agentprime.io/advisories/technology/siemens-scalance-x201-3p-irt.md) · [Siemens SCALANCE X201-3P IRT PRO](https://agentprime.io/advisories/technology/siemens-scalance-x201-3p-irt-pro.md) · [Siemens SCALANCE X202-2IRT](https://agentprime.io/advisories/technology/siemens-scalance-x202-2irt.md) · [Siemens SCALANCE X202-2P IRT](https://agentprime.io/advisories/technology/siemens-scalance-x202-2p-irt.md) · [Siemens SCALANCE X202-2P IRT PRO](https://agentprime.io/advisories/technology/siemens-scalance-x202-2p-irt-pro.md) · [Siemens SCALANCE X204IRT](https://agentprime.io/advisories/technology/siemens-scalance-x204irt.md) · [Siemens SCALANCE X204IRT PRO](https://agentprime.io/advisories/technology/siemens-scalance-x204irt-pro.md) · [Siemens SCALANCE XF201-3P IRT](https://agentprime.io/advisories/technology/siemens-scalance-xf201-3p-irt.md) · [Siemens SCALANCE XF202-2P IRT](https://agentprime.io/advisories/technology/siemens-scalance-xf202-2p-irt.md) · [Siemens SCALANCE XF204-2BA IRT](https://agentprime.io/advisories/technology/siemens-scalance-xf204-2ba-irt.md) · [Siemens SCALANCE XF204IRT](https://agentprime.io/advisories/technology/siemens-scalance-xf204irt.md) · [Siemens SIPLUS NET SCALANCE X202-2P IRT](https://agentprime.io/advisories/technology/siemens-siplus-net-scalance-x202-2p-irt.md)
- **Published:** 11 Apr 2023
- **Updated:** 7 Feb 2025
- **Reviewed by a person:** No

Published by the CVE Program (CNA: siemens) at 11 Apr 2023, 09:03 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: SCALANCE X200-4P IRT.
  - affected: `All versions < V5.5.2`
  - Other versions: unknown
- Vendor: Siemens. Product: SCALANCE X201-3P IRT.
  - affected: `All versions < V5.5.2`
  - Other versions: unknown
- Vendor: Siemens. Product: SCALANCE X201-3P IRT PRO.
  - affected: `All versions < V5.5.2`
  - Other versions: unknown
- Vendor: Siemens. Product: SCALANCE X202-2IRT.
  - affected: `All versions < V5.5.2`
  - Other versions: unknown
- Vendor: Siemens. Product: SCALANCE X202-2IRT.
  - affected: `All versions < V5.5.2`
  - Other versions: unknown
- Vendor: Siemens. Product: SCALANCE X202-2P IRT.
  - affected: `All versions < V5.5.2`
  - Other versions: unknown
- Vendor: Siemens. Product: SCALANCE X202-2P IRT PRO.
  - affected: `All versions < V5.5.2`
  - Other versions: unknown
- Vendor: Siemens. Product: SCALANCE X204IRT.
  - affected: `All versions < V5.5.2`
  - Other versions: unknown
- Vendor: Siemens. Product: SCALANCE X204IRT.
  - affected: `All versions < V5.5.2`
  - Other versions: unknown
- Vendor: Siemens. Product: SCALANCE X204IRT PRO.
  - affected: `All versions < V5.5.2`
  - Other versions: unknown
- Vendor: Siemens. Product: SCALANCE XF201-3P IRT.
  - affected: `All versions < V5.5.2`
  - Other versions: unknown
- Vendor: Siemens. Product: SCALANCE XF202-2P IRT.
  - affected: `All versions < V5.5.2`
  - Other versions: unknown
- Vendor: Siemens. Product: SCALANCE XF204-2BA IRT.
  - affected: `All versions < V5.5.2`
  - Other versions: unknown
- Vendor: Siemens. Product: SCALANCE XF204IRT.
  - affected: `All versions < V5.5.2`
  - Other versions: unknown
- Vendor: Siemens. Product: SIPLUS NET SCALANCE X202-2P IRT.
  - affected: `All versions < V5.5.2`
  - 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

- 6.7 Medium, CVSS 3.1: `CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:L/I:H/A:H/E:P/RL:U/RC:C`, from CNA (siemens)

- **CISA KEV:** Not listed.
- **EPSS:** 0.0026, the 17th percentile, on 7 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 11 Apr 2023. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2023-29054](https://www.cve.org/CVERecord?id=CVE-2023-29054)
- [NVD: CVE-2023-29054](https://nvd.nist.gov/vuln/detail/CVE-2023-29054)

### References from the CNA

- <https://cert-portal.siemens.com/productcert/pdf/ssa-479249.pdf>

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-2023-29054>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2023-29054/>. Everything for agents: <https://agentprime.io/llms.txt>.