python-oslo-middleware before versions 3.8.1, 3.19.1, 3.23.1 is vulnerable to an information disclosure. Software using the CatchError class could include sensitive values in a traceback's error message. System users could exploit this flaw to obtain sensitive information from OpenStack component error logs (for example, keystone tokens).
{
"versions": [
{
"introduced": "0"
},
{
"last_affected": "3.8.0"
},
{
"introduced": "3.9.0"
},
{
"last_affected": "3.19.0"
},
{
"introduced": "3.20.0"
},
{
"last_affected": "3.23.0"
}
]
}