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Wireshark for Mac

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WireShark 1.2.1

  -  34.44 MB  -  Open Source
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 1.2.1.


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.


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Download WireShark 1.2.1

  • WireShark 1.2.1 Screenshots

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    WireShark 1.2.1 Screenshot 1
  • WireShark 1.2.1 Screenshot 2
  • WireShark 1.2.1 Screenshot 3
  • WireShark 1.2.1 Screenshot 4

What's new in this version:

The following vulnerabilities have been fixed:
- The IPMI dissector could overrun a buffer.
- The AFS dissector could crash.
- The Infiniband dissector could crash on some platforms.
- The Bluetooth L2CAP dissector could crash.
- The RADIUS dissector could crash.
- The MIOP dissector could crash.
- The sFlow dissector could use excessive CPU and memory.

The following bugs have been fixed:
- Wireshark could crash while reading a pcap-ng file.
- Wireshark could crash while reading a PacketLogger file.
- CFLOW decoding is wrong for IPv6 fields (Bug 3328)
- Buildbot crash output: fuzz-2009-04-24-2891.pcap (Bug 3438)
- packet-dcm, corrupt DICOM export files (Bug 3493)
- GeoIP map should use random temporary file name (Bug 3530)
- Wireshark crashes when range_string is the data type (Bug 3536)
- Pcap-ng breaks VoIP call data (Bug 3539)
- ANSI MAP legInformation BER Error (Bug 3541)
- Starting Wireshark Portable 1.2.0 gives error message. (Bug 3547)
- On Windows, Wireshark could crash on startup. (Bug 3555)
- The title in the TCP sequence graphs is too short. (Bug 3556)
- USB Packets in pcap-ng Files Not Dissected Properly (Bug 3560)
- 802.11 decryption is broken (Bug 3590)
- SMB2 Error Response doesn't decode properly (Bug 3609)
- configure.in uses deprecated autoconf test for gnutls detection (Bug 3627)
- Radius Malformed Packet error message (Bug 3635)
- Wireshark could crash when loading a profile. (Bug 3640)
- Analyze->Decode as... menu item becomes unavailable (Bug 3642)
- btsnoop: Incorrect error message for not supported datalink type (Bug 3645)
- Decode error for network-id in BICC BCU-ID (Bug 3648)
- IEC 60870-5-104 dissector decodes nothing (Bug 3650)
- radius_register_avp_dissector() can stop RADIUS dissector from working correctly (Bug 3651)
- ANSI ISUP Cause indicators with coding standard=ANSI fail to dissect. (Bug 3654)
- Wrong field position in PacketCable Multimedia Extended Classifier (Bug 3656)
- FF Protocol "FMS Initiate - Version OD Calling" field packet data not unpacked properly (Bug 3694)
- hci_h4: Optimize column/field handling (Bug 3703)
- BSSLAP Protocol Not Decoded In BSSMAP-LE Messages (Bug 3711)
- Description of tshark -t dd missing from tshark.pod (Bug 3723)
- Problem in packet-per.c for ASN.1 PER Encoding (Bug 3733)
- [SNMP] Crash when dissecting packet (custom MIB) (Bug 3746)

Updated Protocol Support:
- AFS, ANSI ISUP, ANSI MAP, ASN.1 PER, Bluetooth HCI H4, Bluetooth L2CAP, BSS CFLOW, COPS, Diameter, DICOM, FF-HSE, ICMPv6, IEC-60870-5-104, IEEE 802.11, Infiniband, IPMI, MIOP, RADIUS, RSVP, sFlow, SNMP, SMB2, ZIOP

New Capture File Support:
- Btsnoop, DCT3, Packetlogger, pcap-ng.

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