CVE-2017-17997

7.5 HIGH

Published: December 30, 2017 Modified: May 13, 2026

Description

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

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

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14299

Source: cve@mitre.org

Issue Tracking Patch Vendor Advisory

https://code.wireshark.org/review/#/c/25063/

Source: cve@mitre.org

Issue Tracking Patch Vendor Advisory

https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=80a695869c9aef2fb473d9361da068022be7cb50

Source: cve@mitre.org

https://lists.debian.org/debian-lts-announce/2019/01/msg00010.html

Source: cve@mitre.org

Mailing List Third Party Advisory

https://www.wireshark.org/security/wnpa-sec-2018-02.html

Source: cve@mitre.org

Vendor Advisory

https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14299