CVE-2019-16319 Information

Description

In Wireshark 3.0.0 to 3.0.3 and 2.6.0 to 2.6.10 the Gryphon dissector could go into an infinite loop. This was addressed in plugins/epan/gryphon/packet-gryphon.c by checking for a message length of zero.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16020 https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=02ddd49885c6a09e936a76aceb726ed06539704a https://www.wireshark.org/security/wnpa-sec-2019-21.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