wnpa-sec-2016-58 · Profinet I/O long loop

Summary

Name: Profinet I/O long loop

Docid: wnpa-sec-2016-58

Date: November 16, 2016

Affected versions: 2.2.0 to 2.2.1

Fixed versions: 2.2.2

References:
Wireshark issue 12851
CVE-2016-9372

Details

Description

The Profinet I/O dissector could loop excessively.

Impact

It may be possible to make Wireshark consume excessive CPU resources by injecting a malformed packet onto the wire or by convincing someone to read a malformed packet trace file.

Resolution

Upgrade to Wireshark 2.2.2 or later.