# CVE-2021-42543

## Summary

- **CVE ID:** CVE-2021-42543
- **Severity:** HIGH
- **CVSS Score:** 7.8 (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
- **CWE:** CWE-242
- **Published:** Nov 5, 2021
- **Last Modified:** Mar 13, 2026

## Description

The affected application uses specific functions that could be abused through a crafted project file, which could lead to code execution, system reboot, and system shutdown.

## Affected Products

- AzeoTech — DAQFactory (All versions)

## References

- [CNA](https://us-cert.cisa.gov/ics/advisories/icsa-21-308-02)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.17%
- **EPSS Percentile:** 38.8

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._