The auth_token middleware in the OpenStack Python client library for Keystone (aka python-keystoneclient) before 0.7.0 does not properly retrieve user tokens from memcache, which allows remote authenticated users to gain privileges in opportunistic circumstances via a large number of requests, related to an "interaction between eventlet and python-memcached."
| Package (Ecosystem) | Introduced | Fixed | Limit |
|---|---|---|---|
| python-keystoneclient(PyPI) | 0 | 0.7.0 | N/A |
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