What is Wireshark?
Wireshark is the world’s most popular network protocol analyzer. It is used for troubleshooting, analysis, development and education.
What’s New
Bug Fixes
The following vulnerabilities have been fixed:
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wnpa-sec-2019-21 Gryphon dissector infinite loop. Bug 16020.
The following bugs have been fixed:
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Coloring Rules dialog - enable/disable coloring rule issues. Bug 15153.
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Enabling Time-Of-Day in IO Graph causes the x-axis origin to be set to 01.01.1970. Bug 15247.
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Tshark outputs two data rate instead of one. Bug 15928.
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Typo in checkbox label at bottom of sshdump configuration screen (save parameters). Bug 15929.
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Pane configuration inconsistencies. Bug 15976.
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Packet Bytes highlight for dns.qry.name.len and dns.count.labels off by one. Bug 15999.
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Segmentation fault in nfs_name_snoop_fh. Bug 16017.
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Changing the protocol preferences caused a crash. Bug 16019.
New and Updated Features
There are no new features in this release.
New Protocol Support
There are no new protocols in this release.
Updated Protocol Support
BACnet, DNS, FC-dNS, Gryphon, NFS, and Radiotap
New and Updated Capture File Support
CommView and PacketLogger
New and Updated Capture Interfaces support
There is no new or updated capture file support in this release.
Getting Wireshark
Wireshark source code and installation packages are available from https://www.wireshark.org/download.html.
Vendor-supplied Packages
Most Linux and Unix vendors supply their own Wireshark packages. You can usually install or upgrade Wireshark using the package management system specific to that platform. A list of third-party packages can be found on the download page on the Wireshark web site.
File Locations
Wireshark and TShark look in several different locations for preference files, plugins, SNMP MIBS, and RADIUS dictionaries. These locations vary from platform to platform. You can use About→Folders to find the default locations on your system.
Known Problems
The BER dissector might infinitely loop. Bug 1516.
Capture filters aren’t applied when capturing from named pipes. Bug 1814.
Filtering tshark captures with read filters (-R) no longer works.
Bug 2234.
Application crash when changing real-time option. Bug 4035.
Wireshark and TShark will display incorrect delta times in some cases. Bug 4985.
Wireshark should let you work with multiple capture files. Bug 10488.
Getting Help
Community support is available on Wireshark’s Q&A site and on the wireshark-users mailing list. Subscription information and archives for all of Wireshark’s mailing lists can be found on the web site.
Official Wireshark training and certification are available from Wireshark University.
Frequently Asked Questions
A complete FAQ is available on the Wireshark web site.