CVE-2013-4185Medium▾ SunlitOpenStack Nova Denial of Service in network source security groups
▾ Sunlit zone — Low / medium · no exploitation signal
impact 27.5 · likelihood 0.4 · exploitation 0
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Exploit-prediction probability, daily snapshots since Jul 8.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via OSV
Last analysed / modified upstream
2.1%
2.1% → 2.1%
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 requests.
nova < 12.0.0a0Upgrade to a patched release:
nova 12.0.0a0Connected by shared product, vendor, weakness, or advisory.
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