Your submission was sent successfully! Close

You have successfully unsubscribed! Close

Thank you for signing up for our newsletter!
In these regular emails you will find the latest updates about Ubuntu and upcoming events where you can meet our team.Close

CVE-2017-17997

Published: 30 December 2017

In Wireshark before 2.2.12, the MRDISC dissector misuses a NULL pointer and crashes. This was addressed in epan/dissectors/packet-mrdisc.c by validating an IPv4 address. This vulnerability is similar to CVE-2017-9343.

Priority

Medium

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package Release Status
wireshark
Launchpad, Ubuntu, Debian
artful Not vulnerable
(2.4.2-1)
bionic
Released (2.6.3-1~ubuntu18.04.1)
trusty
Released (2.6.3-1~ubuntu14.04.1)
upstream
Released (2.4.0-1)
xenial
Released (2.6.3-1~ubuntu16.04.1)
zesty Ignored
(end of life)

Severity score breakdown

Parameter Value
Base score 7.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H