CVE-2015-5240

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.

Category

3.5
CVSS
Severity: Low
CVSS 2.0 •
EPSS 0.09%
Vendor Advisory redhat.com Vendor Advisory openstack.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://rhn.redhat.com/errata/RHSA-2015-1909.html vendor advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1258458
https://security.openstack.org/ossa/OSSA-2015-018.html vendor advisory
https://bugs.launchpad.net/neutron/+bug/1489111
http://www.openwall.com/lists/oss-security/2015/09/08/9 mailing list

Frequently Asked Questions

What is the severity of CVE-2015-5240?
CVE-2015-5240 has been scored as a low severity vulnerability.
How to fix CVE-2015-5240?
To fix CVE-2015-5240, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2015-5240 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2015-5240 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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