Permissions, Privileges, and Access Controls in Wireshark

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU32607

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-2013-5718

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

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

The dissect_nbap_T_dCH_ID function in epan/dissectors/packet-nbap.c in the NBAP dissector in Wireshark 1.8.x before 1.8.10 and 1.10.x before 1.10.2 does not restrict the dch_id value, which allows remote attackers to cause a denial of service (application crash) via a crafted packet.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Wireshark: 1.8.0 - 1.8.9

CPE2.3

• cpe:2.3:a:wireshark_org:wireshark:1.8.9:*:*:*:*:*:*:*

External links

http://anonsvn.wireshark.org/viewvc?view=revision&revision=51195
http://lists.opensuse.org/opensuse-updates/2013-09/msg00050.html
http://lists.opensuse.org/opensuse-updates/2013-09/msg00052.html
http://secunia.com/advisories/54812
http://secunia.com/advisories/55022
http://www.debian.org/security/2013/dsa-2756
http://bugs.wireshark.org/bugzilla/show_bug.cgi?id=9005
http://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18784
http://www.wireshark.org/security/wnpa-sec-2013-55.html

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.