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:

The following bugs have been fixed:

  • Windows Uninstall does not remove all files in Program Files. Bug 16601.

  • The "relative sequence number" is same as "raw sequence number" when tcp.analyze_sequence_numbers:FALSE. Bug 16604.

  • Decode as not working correctly with multiple user profiles. Bug 16635.

  • Wireshark can misdissect the HE Radiotap field if it’s ever dissected one with any value unknown. Bug 16636.

  • Buildbot crash output: fuzz-2020-06-19-5981.pcap. Bug 16639.

  • Buildbot crash output: fuzz-2020-06-20-7665.pcap. Bug 16642.

  • mergecap man page contains invalid formatting. Bug 16652.

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

ASTERIX, CoAP, GSM RR, GTPv2, R3, Radiotap, RTPS, and TCP

New and Updated Capture File Support

There is no new or updated capture file support in this release.

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.

Getting Help

The User’s Guide, manual pages and various other documentation can be found at https://www.wireshark.org/docs/

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.

Bugs and feature requests can be reported on the bug tracker.

Frequently Asked Questions

A complete FAQ is available on the Wireshark web site.

Enhance Wireshark

Riverbed is Wireshark's primary sponsor and provides our funding. They also make great products.

Packet Analysis Made Easy

    SteelCentral Packet Analyzer Personal Edition graphs
  • Visually rich, powerful LAN analyzer
  • Quickly access very large pcap files
  • Professional, customizable reports
  • Advanced triggers and alerts
  • Fully integrated with Wireshark

Try Packet Analyzer PE FREE for 10 days