keystone/middleware/auth_token.py in OpenStack Nova Folsom, Grizzly, and Havana uses an insecure temporary directory for storing signing certificates, which allows local users to spoof servers by pre-creating this directory, which is reused by Nova, as demonstrated using /tmp/keystone-signing-nova on Fedora.
{
"cwe_ids": [
"CWE-1188"
],
"github_reviewed": true,
"github_reviewed_at": "2023-08-28T23:51:10Z",
"nvd_published_at": "2013-12-27T01:55:00Z",
"severity": "MODERATE"
}