In Wireshark 2.2.0 to 2.2.6 and 2.0.0 to 2.0.12, the MSNIP dissector misuses a NULL pointer. This was addressed in epan/dissectors/packet-msnip.c by validating an IPv4 address.
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=1678
http://www.securitytracker.com/id/1038612
http://www.securityfocus.com/bid/98797
https://www.wireshark.org/security/wnpa-sec-2017-30.html
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=27556320b41904716b9c9f73ef8f4fe705d1e669
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13725
Source: Mitre, NVD
Published: 2017-06-02
Updated: 2025-04-20
Base Score: 5
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P
Severity: Medium
Base Score: 7.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Severity: High
EPSS: 0.00613