CVE-2018-14368 Denial of service in n/a

High 7.5 Published Updated

An attacker can cause Wireshark to enter an infinite loop via a malicious Bazaar protocol packet, leading to application denial of service.

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

What is CVE-2018-14368?

CVE-2018-14368 is a high-severity denial of service vulnerability in Debian Debian Linux, published on 19 Jul 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In Wireshark 2.6.0 to 2.6.1, 2.4.0 to 2.4.7, and 2.2.0 to 2.2.15, the Bazaar protocol dissector could go into an infinite loop. This was addressed in epan/dissectors/packet-bzr.c by properly handling items that are too long.

Weakness: CWE-835

Which versions are affected by CVE-2018-14368?

It affects 2 products.

Products include Debian Debian Linux, Wireshark Wireshark.

How do I fix CVE-2018-14368?

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-2018-14368 being exploited?

There is no known exploitation of CVE-2018-14368 in the wild and no public exploit code.

All Debian Debian Linux vulnerabilities

Sources

Also known as DEBIAN-CVE-2018-14368, GHSA-hh64-96r8-hm69, UBUNTU-CVE-2018-14368.

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