National Cyber-Alert System
Vulnerability Summary for CVE-2013-1573
Original release date:02/03/2013
Last revised:02/04/2013
Source:
US-CERT/NIST
Overview
The csnStreamDissector function in epan/dissectors/packet-csn1.c in the CSN.1 dissector in Wireshark 1.6.x before 1.6.13 and 1.8.x before 1.8.5 does not properly handle a large number of padding bits, which allows remote attackers to cause a denial of service (infinite loop) via a malformed packet.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
2.9
Exploitability Subscore:
5.5
CVSS Version 2 Metrics:
Access Vector: Local network exploitable; Victim must voluntarily interact with attack mechanism
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type:Allows disruption of serviceUnknown
References to Advisories, Solutions, and Tools
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External Source: CONFIRM
Name: https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=8037
External Source: CONFIRM
Name: http://www.wireshark.org/security/wnpa-sec-2013-01.html
Type: Advisory
External Source: CONFIRM
Name: http://anonsvn.wireshark.org/viewvc?view=revision&revision=46335
External Source: CONFIRM
Name: http://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-csn1.c?r1=46335&r2=46334&pathrev=46335