#VU32613 Input validation error in Wireshark - CVE-2013-6339

Vulnerability identifier: #VU32613

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2013-6339

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Wireshark
Server applications / IDS/IPS systems, Firewalls and proxy servers

Vendor: Wireshark.org

Description

The vulnerability allows a remote non-authenticated attacker to perform service disruption.

The dissect_openwire_type function in epan/dissectors/packet-openwire.c in the OpenWire dissector in Wireshark 1.8.x before 1.8.11 and 1.10.x before 1.10.3 allows remote attackers to cause a denial of service (loop) via a crafted packet.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Wireshark: 1.8.0 - 1.8.10

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External links
https://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-openwire.c?r1=52458&r2=52457&pathrev=52458
https://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-openwire.c?r1=52463&r2=52462&pathrev=52463
https://anonsvn.wireshark.org/viewvc?view=revision&revision=52458
https://anonsvn.wireshark.org/viewvc?view=revision&revision=52463
https://lists.opensuse.org/opensuse-updates/2013-11/msg00026.html
https://lists.opensuse.org/opensuse-updates/2013-11/msg00027.html
https://rhn.redhat.com/errata/RHSA-2014-0342.html
https://www.wireshark.org/security/wnpa-sec-2013-64.html
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=9248
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A19086

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.