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.
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2016-4911.json"
[
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "9.0.0.0-rc1"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "9.0.0.0-rc2"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "9.0.0.0-rc3"
}
]
}
]