wnpa-sec-2017-10 · IAX2 infinite loop
Summary
Name: IAX2 infinite loop
Docid: wnpa-sec-2017-10
Date: March 3, 2017
Affected versions: 2.2.0 to 2.2.4, 2.0.0 to 2.0.10
Fixed versions: 2.2.5, 2.0.11
References:
Wireshark issue 13432.
CVE-2017-6470.
Details
Description
The IAX2 dissector could go into an infinite loop. Discovered by Otto Airamo and Antti Levomäki, Forcepoint.
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 2.2.5, 2.0.11 or later.