{"id":"CVE-2013-4185","aliases":["DEBIAN-CVE-2013-4185","EUVD-2022-4765","GHSA-ph2h-hh49-vh27","PYSEC-2026-879","RHSA-2013:1199"],"status":"published","title":"OpenStack Nova Denial of Service in network source security groups","description":"Algorithmic complexity vulnerability in OpenStack Compute (Nova) before 2013.1.3 and Havana before havana-3 does not properly handle network source security group policy updates, which allows remote authenticated users to cause a denial of service (nova-network consumption) via a large number of server-creation operations, which triggers a large number of update 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