CVE-2016-9599 Missing authorization in puppet-tripleo
A flaw in Puppet TripleO allowed creating firewall rules with empty ports, enabling unauthorized access to resources when SSL is enabled.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2016-9599?
CVE-2016-9599 is a high-severity missing authorization vulnerability in Redhat Openstack, published on 23 Apr 2018. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
puppet-tripleo before versions 5.5.0, 6.2.0 is vulnerable to an access-control flaw in the IPtables rules management, which allowed the creation of TCP/UDP rules with empty port values. If SSL is enabled, a malicious user could use these open ports to gain access to unauthorized resources.
Weakness: CWE-284
Which versions are affected by CVE-2016-9599?
It affects 2 products.
Linux distribution packages (1)
puppet-tripleo Red Hat:openstack:10::el7 | All versions | 0:5.4.0-4.el7ost |
Products include Openstack Puppet-Tripleo, Redhat Openstack.
How do I fix CVE-2016-9599?
Upgrade to a fixed version.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2016-9599 being exploited?
There is no known exploitation of CVE-2016-9599 in the wild and no public exploit code.
Sources
Also known as GHSA-f29f-jrc4-qmh5, RHSA-2017:0025.