CVE-2014-4167 Denial of service in n/a

What is CVE-2014-4167?

CVE-2014-4167 is a low-severity denial of service vulnerability in Canonical Ubuntu Linux, published on 11 Jul 2014. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The L3-agent in OpenStack Neutron before 2013.2.4, 2014.x before 2014.1.2, and Juno before Juno-2 allows remote authenticated users to cause a denial of service (IPv4 address attachment outage) by attaching an IPv6 private subnet to a L3 router.

Weakness: CWE-264

Which versions are affected by CVE-2014-4167?

It affects 2 products.

Products include Canonical Ubuntu Linux, Openstack Neutron.

How do I fix CVE-2014-4167?

Upgrade to a fixed version.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2014-4167 being exploited?

There is no known exploitation of CVE-2014-4167 in the wild and no public exploit code.

Other vulnerabilities in Canonical Ubuntu Linux

• CVE-2020-11651 SaltStack Salt Authentication Bypass Exploited Critical 9.8
• CVE-2020-7247 OpenSMTPD Remote Code Execution Exploited Critical 9.8
• CVE-2019-16928 Exim Out-of-bounds Write Exploited Critical 9.8
• CVE-2018-6789 Exim Buffer Overflow Exploited Critical 9.8
• CVE-2015-2590 Oracle Java SE and Java SE Embedded Remote Code Execution Exploited Critical 9.8

All Canonical Ubuntu Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2014-4167, GHSA-r7cp-gqhf-qm59, UBUNTU-CVE-2014-4167.