wnpa-sec-2023-26 · CP2179 dissector crash
Summary
Name: CP2179 dissector crash
Docid: wnpa-sec-2023-26
Date: August 23, 2023
Affected versions: 4.0.0 to 4.0.7, 3.6.0 to 3.6.15
Fixed versions: 4.0.8, 3.6.16
References:
Wireshark issue 19229.
Details
Description
The CP2179 protocol dissector could crash. Discovered by zenofex and WanderingGlitch.
Impact
It may be possible to make Wireshark crash by injecting a malformed packet onto the wire or by convincing someone to read a malformed packet trace file.
Resolution
Upgrade to Wireshark 4.0.8, 3.6.16 or later.