71548 : Wireshark NTLMSSP Dissector PCAP File Handling DoS
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
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Timeline

Disclosure Date
2011-03-01

Description

Wireshark contains a flaw that may allow a denial of service. The issue is triggered when the 'dissect_ntlmssp_string()' function in 'epan/dissectors/packet-ntlmssp.c' suffers a NULL pointer dereference error, allowing a context-dependent attacker to use a crafted pcap file to cause a denial of service.

Classification

Location: Local / Remote, Context Dependent
Attack Type: Denial of Service
Impact: Loss of Availability
Solution: Upgrade
Exploit: Exploit Unknown
Disclosure: Vendor Verified

Solution

Upgrade to version 1.4.4 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

Wireshark Foundation	Wireshark	1.4.0
		1.4.1
		1.4.2
		1.4.3

References

Security Tracker: 1025148
CVE ID: 2011-1143 (see also: NVD)
CERT VU: 215900
Secunia Advisory ID: 43554 43759 43795 43821 44018 44169 46343 48947
Bugtraq ID: 46796
Related OSVDB ID: 71549 71550 71551 71552 71553 71554 71555 71556
VUPEN Advisory: ADV-2011-0626 ADV-2011-0719
Vendor Specific News/Changelog Entry: http://anonsvn.wireshark.org/viewvc?view=rev&revision=34018
http://security.gentoo.org/glsa/glsa-201110-02.xml
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=5157
Mail List Post: http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055364.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055650.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055664.html
http://seclists.org/fulldisclosure/2011/Oct/412
Vendor Specific Advisory URL: http://www.debian.org/security/2011/dsa-2201
http://www.wireshark.org/docs/relnotes/wireshark-1.4.4.html
http://www.wireshark.org/security/wnpa-sec-2011-04.html
https://hermes.opensuse.org/messages/7850661
https://hermes.opensuse.org/messages/8086844
Other Advisory URL: http://www.wireshark.org/security/wnpa-sec-2011-03.html
RedHat RHSA: RHSA-2011:0370 RHSA-2012:0509

Credit

Not Available

CVSSv2 Score

CVSSv2 Base Score = 4.3
Source: nvd.nist.gov | Generated: 2011-03-03 | Disagree?

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