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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

This is expected to be the final release of the Wireshark 3.0 branch. It will reach its official end of life when Wireshark 3.4.0 is released. If you are still using Wireshark 3.0 you are encouraged to upgrade to Wireshark 3.2 or 3.4.

The Windows installers now ship with Qt 5.12.9. They previously shipped with Qt 5.12.8.

Bug Fixes

The following vulnerabilities have been fixed:

  • wnpa-sec-2020-11 MIME Multipart dissector crash. Bug 16741. Fixed in master: 2411eae9ed Fixed in master-3.2: 21f082cb6e Fixed in master-3.0: 14e274f3be Fixed in master-2.6: 5803c7b87b

  • wnpa-sec-2020-12 TCP dissector crash. Bug 16816. Fixed in master: c4634b1e99 Fixed in master-3.2: e9b727595b Fixed in master-3.0: 7f3fe6164a Fixed in master-2.6: 9d7ab8b46f

  • wnpa-sec-2020-13 BLIP dissector crash. Bug 16866. Fixed in master: 4a94842710 Fixed in master-3.2: 594d312b12 Fixed in master-3.0: 2fb6002559 Fixed in master-2.6: n/a

The following bugs have been fixed:

  • Buildbot crash output: randpkt-2019-04-01-28345.pcap Bug 15661.

  • Buildbot crash output: fuzz-2020-07-28-5905.pcap Bug 16741.

  • S1-U data forwarding info and S103 PDN data forwarding info IE’s showing improper value Bug 16777.

  • The client timestamp is parsed error for Google QUIC (version Q039) Bug 16839.

  • Wireshark fails to detect libssh >= 0.9.5 Bug 16845.

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


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.