CVE-2017-6469 Information

Description

In Wireshark 2.2.0 to 2.2.4 and 2.0.0 to 2.0.10 there is an LDSS dissector crash triggered by packet injection or a malformed capture file. This was addressed in epan/dissectors/packet-ldss.c by ensuring that memory is allocated for a certain data structure.

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/96577 https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13346 https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=4f753c127082d5e28abf482d6d175cbfee6661f7 https://www.wireshark.org/security/wnpa-sec-2017-03.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