The most popular and widely used network protocol analyzer Wireshark released a new version Wireshark 2.6.5, that comes with the fix for a number of security vulnerabilities that could crash Wireshark by injecting a malformed packet or reading malformed packet trace file.
wnpa-sec-2018-51 – The Wireshark dissection engine could crash.
wnpa-sec-2018-52 – The DCOM dissector could crash.
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wnpa-sec-2018-53 – The LBMPDM dissector could crash.
wnpa-sec-2018-54 – The MMSE dissector could go into an infinite loop.
wnpa-sec-2018-55 – The IxVeriWave file parser could crash.
wnpa-sec-2018-56 – The PVFS dissector could crash.
All these vulnerabilities could be exploited by the attacker injecting a malformed packet or by reading a malformed packet trace file. These vulnerabilities affected the following Wireshark versions 2.6.0 to 2.6.4, 2.4.0 to 2.4.10, fixed with 2.6.5, 2.4.11 or later.
wnpa-sec-2018-57 – The ZigBee ZCL dissector could crash. Affected version 2.6.0 to 2.6.4, fixed with 2.6.5.
Other Bug Fixes – Wireshark 2.6.5
VoIP Calls dialog doesn’t include RTP stream when preparing a filter.
Wireshark installs on macOS with permissions for /Library/Application Support/Wireshark that are too restrictive.
Closing Enabled Protocols dialog crashes Wireshark.
Unable to Export Objects → HTTP after sorting columns.
DNS Response to NS query shows as a malformed packet.
Encrypted Alerts corresponds to a wrong selection in the packet bytes pane.
Wireshark crashes/asserts with Qt 5.11.1 and assert/debugsymbols enabled.
ESP will not decode since 2.6.2 – works fine in 2.4.6 or 2.4.8.
text2pcap generates malformed packets when TCP, UDP or SCTP headers are added together with IPv6 header.
Wireshark tries to decode EAP-SIM Pseudonym Identity.
Infinite read loop when extcap exits with error and error message.
MATE unable to extract fields for PDU.
Malformed Packet: SV.
OPC UA Max nesting depth exceeded for a valid packet.
TShark 2.6 does not print GeoIP information.
ISUP (ANSI) packets malformed in WS versions later than 2.4.8.
Handover candidate enquires message not decoded.
TShark piping output in a cmd or PowerShell prompt stops working when GeoIP is enabled.
ICMPv6 with routing header incorrectly placed.
IEEE 802.11 Vendor-Specific fixed fields display as malformed packets.
text2pcap -4 and -6 option should require -i as well.
text2pcap direction sensitivity does not affect dummy ethernet addresses.
MLE security suite displays incorrectly.
Message for incorrect IPv4 option lengths is incorrect.
TACACS+ dissector does not properly reassemble large accounting messages.
NLRI of S-PMSI A-D BGP route not being displayed.
Also, the new version comes with the updated protocol support, Capture File Support and Interfaces support, reads the release notes. The new version can be downloaded from here.
Last September, Wireshark issued security patches for three critical vulnerabilities that allow an unauthenticated, remote attacker to crash the vulnerable installations leads to DoS condition.
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