CVE-2017-7746 Information

Description

In Wireshark 2.2.0 to 2.2.5 and 2.0.0 to 2.0.11 the SLSK dissector could go into an infinite loop triggered by packet injection or a malformed capture file. This was addressed in epan/dissectors/packet-slsk.c by adding checks for the remaining length.

CVSS Vector

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

Reference

http://www.securityfocus.com/bid/97635 https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13576 https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=58e69cc769dea24b721abd8a29f9eedc11024b7e https://lists.debian.org/debian-lts-announce/2019/01/msg00010.html https://www.wireshark.org/security/wnpa-sec-2017-19.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