VULNERABILITY INTELLIGENCE

CVE-2015-5240

CVSS score3.5 LOW
EPSS probability0.97%
CISA KEVNot currently listed
Published2015-10-27
Last modified2026-06-17
CVSS vectorAV:N/AC:M/Au:S/C:N/I:P/A:N

Description

Race condition in OpenStack Neutron before 2014.2.4 and 2015.1 before 2015.1.2, when using the ML2 plugin or the security groups AMQP API, allows remote authenticated users to bypass IP anti-spoofing controls by changing the device owner of a port to start with network: before the security group rules are applied.

Weakness classification

  • CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Primary references