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wnpa-sec-2017-40 · Modbus dissector crash

Summary

Name: Modbus dissector crash

Docid: wnpa-sec-2017-40

Date: August 29, 2017

Affected versions: 2.4.0

Fixed versions: 2.4.1

References:

Wireshark issue 13925.
CVE-2017-13764.

Details

Description

The Modbus dissector could crash.

Impact

It may be possible to make Wireshark crash by injecting a malformed packet onto the wire or by convincing someone to read a malformed packet trace file.

Resolution

Upgrade to Wireshark 2.4.1 or later.