Input validation error in Wireshark

1) Input validation error

EUVDB-ID: #VU32822

Risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2012-0041

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The dissect_packet function in epan/packet.c in Wireshark 1.4.x before 1.4.11 and 1.6.x before 1.6.5 allows remote attackers to cause a denial of service (application crash) via a long packet in a capture file, as demonstrated by an airopeek file.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Wireshark: 1.4.0 - 1.4.10

CPE2.3

• cpe:2.3:a:wireshark_org:wireshark:1.4.10:*:*:*:*:*:*:*

External links

http://anonsvn.wireshark.org/viewvc?view=revision&revision=40164
http://rhn.redhat.com/errata/RHSA-2013-0125.html
http://secunia.com/advisories/47494
http://secunia.com/advisories/48947
http://secunia.com/advisories/54425
http://www.gentoo.org/security/en/glsa/glsa-201308-05.xml
http://www.openwall.com/lists/oss-security/2012/01/11/7
http://www.openwall.com/lists/oss-security/2012/01/20/4
http://www.wireshark.org/security/wnpa-sec-2012-01.html
http://bugs.wireshark.org/bugzilla/show_bug.cgi?id=6663
http://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15297

Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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