wnpa-sec-2012-04 · Wireshark ANSI A dissector crash

Summary

Name: Wireshark ANSI A dissector crash

Docid: wnpa-sec-2012-04

Date: March 27, 2012

Affected versions: 1.4.0 to 1.4.11, 1.6.0 to 1.6.5

Fixed versions: 1.4.12, 1.6.6

References: Wireshark bug 6823

Details

Description

The ANSI A dissector could dereference a NULL pointer and 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 1.4.12, 1.6.6 or later.

Go Beyond with Riverbed Technology

Riverbed is Wireshark's primary sponsor and provides our funding. They also make great products that fully integrate with Wireshark.

I have a lot of traffic...

ANSWER: SteelCentral™ AppResponse 11

• Full stack analysis – from packets to pages
• Rich performance metrics & pre-defined insights for fast problem identification/resolution
• Modular, flexible solution for deeply-analyzing network & application performance

Learn More