CVE-2013-4185
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.
- EPSS
- 2.1% chance of exploitation in the next 30 days; higher than 81% of CVEs (scores of 2026-10-31)
- CWE
- CWE-310
- Published
- Modified
- Record from
- the NVD, synced
Affected
- openstack:compute
- redhat:openstack
Packages (OSV)
| Advisory | Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|---|
| GHSA-ph2h-hh49-vh27 | PyPI | nova | <12.0.0a0 | 12.0.0a0 |
| PYSEC-2026-879 | PyPI | nova | <12.0.0a0 | 12.0.0a0 |