Wireshark csnStreamDissector Function Denial of Service Vulnerability

Release date:
Updated on:

Affected Systems:
Wireshark 1.8.x
Wireshark 1.6.x
Description:
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CVE (CAN) ID: CVE-2013-1573
 
Wireshark is the most popular network protocol parser.
 
Wireshark 1.6.x, 1.8.x CSN.1 parser epan/dissectors/packet-csn1.c csnStreamDissector function does not properly handle a large number of fill bits, can allow remote attackers through Malformed Packets Cause application crash, DOS.
 
<* Source: Laurent Butti

Link: http://web.nvd.nist.gov/view/vuln/detail? VulnId = CVE-2013-1573
Http://www.wireshark.org/security/wnpa-sec-2013-01.html
*>

Suggestion:
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Vendor patch:
 
Wireshark
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Wireshark has released a Security Bulletin (wnpa-sec-2013-01) and corresponding patches for this:
 
Wnpa-sec-2013-01: Infinite and large loops in several dissectors.
Link: http://www.wireshark.org/security/wnpa-sec-2013-01.html