wnpa-sec-2012-22 · Wireshark EtherCAT Mailbox dissector abort

Summary

Name: Wireshark EtherCAT Mailbox dissector abort

Docid: wnpa-sec-2012-22

Date: August 15, 2012

Affected versions: 1.4.0 to 1.4.14, 1.6.0 to 1.6.9, 1.8.0 to 1.8.1

Fixed versions: 1.8.2, 1.6.10, 1.4.15

References: Wireshark bug 7562
CVE-2012-4293

Details

Description

The EtherCAT Mailbox dissector could abort. Reported by Laurent Butti.

Impact

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

Resolution

Upgrade to Wireshark 1.8.2, 1.6.10, 1.4.15 or later.

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