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PYSEC-2026-831

OpenStack Identity Keystone Privilege Escalation vulnerability

Quick fix

PYSEC-2026-831 — keystone: upgrade to the fixed version with the command below.

pip install --upgrade 'keystone>=8.0.0a0'

Details

The LDAP backend in OpenStack Identity (Keystone) Grizzly and Havana, when removing a role on a tenant for a user who does not have that role, adds the role to the user, which allows local users to gain privileges.

Are you affected?

Enter the version of the package you're using.

Affected packages

PyPI/keystone

Introduced in: 0Fixed in: 8.0.0a0

Fixpip install --upgrade 'keystone>=8.0.0a0'

References

https://nvd.nist.gov/vuln/detail/CVE-2013-4477[ADVISORY]
https://github.com/openstack/keystone/commit/b17e7bec768bd53d3977352486378698a3db3cfa[WEB]
https://github.com/openstack/keystone/commit/c6800ca1ac984c879e75826df6694d6199444ea0[WEB]
https://bugs.launchpad.net/keystone/+bug/1242855[WEB]
https://github.com/openstack/keystone[PACKAGE]
http://rhn.redhat.com/errata/RHSA-2014-0113.html[WEB]
http://www.openwall.com/lists/oss-security/2013/10/30/6[WEB]
http://www.ubuntu.com/usn/USN-2034-1[WEB]
https://pypi.org/project/keystone[PACKAGE]
https://github.com/advisories/GHSA-f889-wfwm-6p7m[ADVISORY]