The world`s foremost network protocol analyzer for Windows

Wireshark (64-bit)

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Wireshark 1.4.3 (64-bit)

  -  20.5 MB  -  Freeware
Free Download

Security Status

Sometimes latest versions of the software can cause issues when installed on older devices or devices running an older version of the operating system.

Software makers usually fix these issues but it can take them some time. What you can do in the meantime is to download and install an older version of Wireshark 1.4.3 (64-bit).


For those interested in downloading the most recent release of Wireshark (64-bit) or reading our review, simply click here.


All old versions distributed on our website are completely virus-free and available for download at no cost.


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Download Wireshark 1.4.3 (64-bit)

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What's new in this version:

# The following bugs have been fixed:

* AMQP failed assertion. (Bug 4048)
* Reassemble.c leaks memory for GLIB > 2.8. (Bug 4141)
* Fuzz testing reports possible dissector bug: TCP. (Bug 4211)
* Wrong length calculation in new_octet_aligned_subset_bits() (PER dissector). (Bug 5393)
* Function dissect_per_bit_string_display might read more bytes than available (PER dissector). (Bug 5394)
* Cannot load wpcap.dll & packet.dll from Wireshark program directory. (Bug 5420)
* Wireshark crashes with Copy -> Description on date/time fields. (Bug 5421)
* DHCPv6 OPTION_CLIENT_FQDN parse error. (Bug 5426)
* Information element Error for supported channels. (Bug 5430)
* Assert when using ASN.1 dissector with loading a \'type table\'. (Bug 5447)
* Bug with RWH parsing in Infiniband dissector. (Bug 5444)
* Help->About Wireshark mis-reports OS. (Bug 5453)
* Delegated-IPv6-Prefix(123) is shown incorrect as X-Ascend-Call-Attempt-Limit(123). (Bug 5455)
* \"tshark -r file -T fields\" is truncating exported data. (Bug 5463)
* gsm_a_dtap: incorrect \"Extraneous Data\" when decoding Packet Flow Identifier. (Bug 5475)
* Improper decode of TLS 1.2 packet containing both CertificateRequest and ServerHelloDone messages. (Bug 5485)
* LTE-PDCP UL and DL problem. (Bug 5505)
* CIGI 3.2/3.3 support broken. (Bug 5510)
* Prepare Filter in RTP Streams dialog does not work correctly. (Bug 5513)
* Wrong decode at ethernet OAM Y.1731 ETH-CC. (Bug 5517)
* WPS: RF bands decryption. (Bug 5523)
* Incorrect LTP SDNV value handling. (Bug 5521)
* LTP bug found by randpkt. (Bug 5323)
* Buffer overflow in SNMP EngineID preferences. (Bug 5530) 

# Updated Protocol Support
* AMQP, ASN.1 BER, ASN.1 PER, CFM, CIGI, DHCPv6, Diameter, ENTTEC, GSM A GM, IEEE 802.11, InfiniBand, LTE-PDCP, LTP, MAC-LTE, MP2T, RADIUS, SAMR, SCCP, SIP, SNMP, TCP, TLS, TN3270, UNISTIM, WPS

# New and Updated Capture File Support
* Endace ERF, Microsoft Network Monitor, VMS TCPtrace. 

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