Description
The Fernet Token Provider in OpenStack Identity (Keystone) 9.0.x before 9.0.1 (mitaka) allows remote authenticated users to prevent revocation of a chain of tokens and bypass intended access restrictions by rescoping a token.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://bugs.launchpad.net/keystone/+bug/1577558 ↗
- http://www.openwall.com/lists/oss-security/2016/05/17/10 ↗
- http://www.securityfocus.com/bid/90728 ↗
- https://security.openstack.org/ossa/OSSA-2016-008.html ↗
- https://review.openstack.org/#/c/311886/ ↗
- http://www.openwall.com/lists/oss-security/2016/05/17/11 ↗