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High

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 uninten

  • Disclosed: 19.07.2018
  • Updated: 11.10.2026 14:17

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.

Affected software

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PlatformPackageVulnerable versionsFixed in
Python (PyPI) keystone >= 9.0.0, < 10.0.2, >= 11.0.0, < 11.0.1 10.0.2, 11.0.1

References

CVSS score 7.2/10
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE)
CWE-863
Platform
Python (PyPI)
Package
keystone
Disclosed
19.07.2018
Updated
11.10.2026 14:17

Sources and licenses

OSV / GitHub Advisory Database - GHSA-j36m-hv43-7w7m - CC BY 4.0

OSV / GitHub Advisory Database - PYSEC-2018-152 - PyPA Advisory Database; CC BY 4.0

Vulnerability history: keystone

All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.

All (42) in the archive
Total entries
42
First → latest
09.2012 05.2026
Without a fix
3
Exploited in attacks
0

Severity breakdown

  • Critical 1
  • High 18
  • Medium 21
  • Low 1
  • Unrated 1

Disclosures per year

earlier: 13

Severity:
  1. OpenStack Keystone has an Incorrect Authorization Issue
    High · 7.9 CVE-2026-43001 >= 13.0.0, <= 29.0.1 no fix
  2. OpenStack Keystone: LDAP identity backend does not convert enabled attribute to boolean
    High · 7.7 CVE-2026-40683 < 28.0.1 28.0.1
  3. OpenStack Keystone allows /v3/ec2tokens or /v3/s3tokens request with valid AWS Signature to provide Keystone authorization.
    High · 7.5 CVE-2025-65073 < 26.0.1, >= 27.0.0.0rc1, < 27.0.0, >= 28.0.0.0rc1, < 28.0.0 26.0.1, 27.0.0, 28.0.0
  4. Openstack Keystone Incorrect Authorization vulnerability
    Critical · 9.1 CVE-2021-3563 <= 21.0.0 no fix
  5. OpenStack Keystone allows information disclosure during account locking
    High · 7.5 CVE-2021-38155 >= 10.0, < 16.0.2, >= 17.0, < 17.0.1, >= 18.0, < 18.0.1, >= 19.0, < 19.0.1 16.0.2, 17.0.1, 18.0.1, 19.0.1
  6. OpenStack Keystone Improper Authentication vulnerability
    High CVE-2012-4456 >= 2012.1, < 2012.1.2 2012.1.2
  7. An issue was discovered in OpenStack Keystone before 15.0.1, and 16.0.0. Any user authenticated within a limited scope (trust/oauth/application credential) can create an EC2 credential with an escalat
    High · 8.8 CVE-2020-12689 < 15.0.1 15.0.1
  8. An issue was discovered in OpenStack Keystone before 15.0.1, and 16.0.0. Any authenticated user can create an EC2 credential for themselves for a project that they have a specified role on, and then p
    High · 8.8 CVE-2020-12691 < 15.0.1 15.0.1
  9. Insufficient Session Expiration in OpenStack Keystone
    High · 8.8 CVE-2020-12690 < 15.0.1, >= 16.0.0.0rc1, < 16.0.0 15.0.1, 16.0.0
  10. OpenStack Keystone 15.0.0 and 16.0.0 is affected by Data Leakage in the list credentials API. Any user with a role on a project is able to list any credentials with the /v3/credentials API when enforc
    High · 8.8 CVE-2019-19687 < 16.0.1 16.0.1
  11. 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 uninten this entry
    High · 7.2 CVE-2017-2673 >= 9.0.0, < 10.0.2, >= 11.0.0, < 11.0.1 10.0.2, 11.0.1
  12. OpenStack Identity Keystone and keystonemiddleware Insufficiently Protected Credentials
    High · 7.5 CVE-2015-7546 >= 8.0, < 8.1.0, >= 9.0.0.0b1, < 9.0.0.0b2 8.1.0, 9.0.0.0b2
  13. OpenStack Identity (Keystone) Multiple vulnerabilities in revocation events
    High · 6.5 CVE-2014-5251 < 8.0.0a0 8.0.0a0
  14. OpenStack Identity (Keystone) UUID v2 tokens does not expire with revocation events
    High · 6.5 CVE-2014-5252 < 8.0.0a0 8.0.0a0
  15. OpenStack Keystone Domain-scoped tokens don't get revoked
    High · 6.5 CVE-2014-5253 < 8.0.0a0 8.0.0a0
  16. OpenStack Identity (Keystone) DoS through V3 API authentication chaining
    High · 7.5 CVE-2014-2828 < 8.0.0a0 8.0.0a0
  17. OpenStack Identity (Keystone) Trustee token revocations does not work with memcache backend
    High · 6.5 CVE-2014-2237 < 8.0.0a0 8.0.0a0
  18. OpenStack Keystone, as used in OpenStack Folsom 2012.2, does not properly implement token expiration, which allows remote authenticated users to bypass intended authorization restrictions by creating
    High · 5.9 CVE-2012-5563 all versions no fix
  19. OpenStack Keystone Allows Remote User Account Creation
    High · 7.5 CVE-2012-3542 < 2012.1 2012.1

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