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and our Silver Member Veeam, for supporting the Wireshark Foundation and project.

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:

  • Incorrect parsing of USB CDC packets. Bug 14587.

  • Wireshark fails to create directory if parent directory does not yet exist. Bug 16143.

  • Buildbot crash output: randpkt-2019-11-30-22633.pcap. Bug 16240.

  • Closing Flow Graph closes (crashes) main GUI window. Bug 16260.

  • Wireshark interprets websocket frames after HTTP handshake in a wrong way. Bug 16274.

  • A-bis/OML: IPA Destination IP Address attribute contains inverted value (endianness). Bug 16282.

  • wiretap/log3gpp.c: 2 * leap before looking ?. Bug 16283.

  • Opening shell terminal prints Wireshark: Permission denied. Bug 16284.

  • h264: SPS frame_crop_right_offset shown in UI as frame_crop_left_offset. Bug 16285.

  • BGP: update of "Sub-TLV Length" by draft-ietf-idr-tunnel-encaps. Bug 16294.

  • SPNEGO+GSS-API+Kerberos+ap-options dissection produces "Unknown Bit(s)" expert message. Bug 16301.

  • USB Audio feature unit descriptor is incorrectly dissected. Bug 16305.

  • Compiling the .y files fails with Berkeley YACC. Bug 16306.

  • PDB files in Windows installer. Bug 16307.

  • NAS-5GS 5GS network feature support lacks MCSI, EMCN3 two fields (octet 4). Bug 16310.

  • Option to change “Packet List” columns header right click pop-up menu behavior. Bug 16317.

  • DLT: Dissector does not parse multiple DLT messages in single UDP packet. Bug 16321.

  • ISAKMP Dissection: Enhance Source id and Destination ID field of GDOI SA TEK payload for non IP ID type. Bug 16233.

  • DOIP: Typo in "identifcation request messages". Bug 16325.

  • Toolbar "?" help button - no text/help displayed. Bug 16327.

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

802.11 Radiotap, ASN.1 BER, BGP, DLT, DOIP, GSM A RR, GSM A-bis/OML, H264, HTTP, IEC 60870-5-104, IEEE 802.11, IPv4, ISAKMP, NAS 5GS, rtnetlink, SIP, TIPC, USB Audio, USB CDC, and WASSP

New and Updated Capture File Support

3gpp phone log

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.