The world`s foremost network protocol analyzer for Mac

Wireshark for Mac

WireShark 1.6.6 (64-bit)

  -  19.37 MB  -  Open Source

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 1.6.6 (64-bit).

For those interested in downloading the most recent release of Wireshark for Mac 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.

We would love to hear from you

If you have any questions or ideas that you want to share with us - head over to our Contact page and let us know. We value your feedback!

  • WireShark 1.6.6 (64-bit) Screenshots

    The images below have been resized. Click on them to view the screenshots in full size.

    WireShark 1.6.6 (64-bit) Screenshot 1
  • WireShark 1.6.6 (64-bit) Screenshot 2
  • WireShark 1.6.6 (64-bit) Screenshot 3
  • WireShark 1.6.6 (64-bit) Screenshot 4

What's new in this version:

Bug Fixes:
- The following vulnerabilities have been fixed:wnpa-sec-2012-04: The ANSI A dissector could dereference a NULL pointer and crash. (Bug 6823)wnpa-sec-2012-05: The IEEE 802.11 dissector could go into an infinite loop. (Bug 6809)wnpa-sec-2012-06: The pcap and pcap-ng file parsers could crash trying to read ERF data. (Bug 6804)wnpa-sec-2012-07: The MP2T dissector could try to allocate too much memory and crash. (Bug 6833)The Windows installers now include GnuTLS 1.12.18, which fixes several vulnerabilities.
- The following bugs have been fixed:ISO SSAP: ActivityStart: Invalid decoding the activity parameter as a BER Integer. (Bug 2873)Forward slashes in URI need to be converted to backslashes if WIN32. (Bug 5237)Character echo pauses in Capture Filter field in Capture Options. (Bug 5356)
- Some PGM options are not parsed correctly. (Bug 5687)
- dumpcap crashes when capturing from pipe to a pcap-ng file (e.g., when passing data from CACE Pilot to Wireshark). (Bug 5939)
- Unable to rearrange columns in preferences on Windows. (Bug 6077) (Note: this bug still affects the 64-bit package)
- No error for UDP/IPv6 packet with zero checksum. (Bug 6232)
- Wireshark installer doesn't add access_bpf in 10.5.8. (Bug 6526)
- Corrupted Diameter dictionary file that crashes Wireshark. (Bug 6664)
- packetBB dissector bug: More than 1000000 items in the tree -- possible infinite loop. (Bug 6687)
- ZEP dissector: Timestamp not always displayed correctly. Fractional seconds never displayed. (Bug 6703)
- GOOSE Messages don't use the length field to perform the dissection. (Bug 6734)
- Ethernet traces in K12 text format sometimes give bogus "malformed frame" errors and other problems. (Bug 6735)
- max_ul_ext isn't printed/decoded to the packet details log in GTP protocol packet. (Bug 6761)
- non-IPP packets to or from port 631 are dissected as IPP. (Bug 6765)
- lua proto registration fails for uppercase proto / g_ascii_strdown problem. (Bug 6766)
- no menu item Fle->Export->SSL Session Keys in GTK. (Bug 6813)
- IAX2 dissector reads past end of packet for unknown IEs. (Bug 6815)
- TShark 1.6.5 immediately crashes on SSL decryption (every time). (Bug 6817)
- USB: unknown GET DESCRIPTOR response triggers assert failure. (Bug 6826)
- IEEE1588 PTPv2 over IPv6. (Bug 6836)
- Patch to fix DTLS decryption. (Bug 6847)
- Expression... dialog crash. (Bug 6891)
- display filter "gtp.msisdn" not working. (Bug 6947)
- Multiprotocol Label Switching Echo - Return Code: Reserved (5). (Bug 6951)
- ISAKMP : VendorID CheckPoint : Malformed Packet. (Bug 6972)
- Adding a Custom HTTP Header Field with a trailing colon causes wireshark to immediately crash (and crash upon restart). (Bug 6982)
- Radiotap dissector lists a bogus "DBM TX Attenuation" bit. (Bug 7000)
- MySQL dissector assertion. (Ask 8649)
- Radiotap header format data rate alignment issues. (Ask 8649)

Updated Protocol Support:

New and Updated Capture File Support:
- Endace ERF, Pcap-NG, Tektronix K12