CVE-2017-6473 Information

Description

In Wireshark 2.2.0 to 2.2.4 and 2.0.0 to 2.0.10 there is a K12 file parser crash triggered by a malformed capture file. This was addressed in wiretap/k12.c by validating the relationships between lengths and offsets.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

http://www.debian.org/security/2017/dsa-3811 http://www.securityfocus.com/bid/96565 https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13431 https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=7edc761a01cda8e1b37677f673985582330317d2 https://www.wireshark.org/security/wnpa-sec-2017-09.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5