CVE-2014-8160 Security feature bypass in n/a

Medium 5.0 Published Updated

Remote attackers can bypass firewall restrictions via crafted packets due to incorrect connection tracking entries in the Linux kernel.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2014-8160?

CVE-2014-8160 is a medium-severity vulnerability in Canonical Ubuntu Linux, published on 2 Mar 2015. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

net/netfilter/nf_conntrack_proto_generic.c in the Linux kernel before 3.18 generates incorrect conntrack entries during handling of certain iptables rule sets for the SCTP, DCCP, GRE, and UDP-Lite protocols, which allows remote attackers to bypass intended access restrictions via packets with disallowed port numbers.

Weakness: CWE-20

Which versions are affected by CVE-2014-8160?

It affects 15 products.

Products include Canonical Ubuntu Linux, Debian Debian Linux, Linux kernel, Opensuse Opensuse, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Server and 9 more.

How do I fix CVE-2014-8160?

Upgrade to a fixed version.

Is CVE-2014-8160 being exploited?

There is no known exploitation of CVE-2014-8160 in the wild and no public exploit code.

All Canonical Ubuntu Linux vulnerabilities

Sources

Also known as DEBIAN-CVE-2014-8160, GHSA-jr7v-xpxw-4c4v, UBUNTU-CVE-2014-8160.

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