CVE-2018-19622 Information

Description

In Wireshark 2.6.0 to 2.6.4 and 2.4.0 to 2.4.10 the MMSE dissector could go into an infinite loop. This was addressed in epan/dissectors/packet-mmse.c by preventing length overflows.

CVSS Vector

CVSS:3.0/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 http://www.securityfocus.com/bid/106051 https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=15250 https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=3b7555d32d11862f0e500ec466ad6bfe54190076 https://lists.debian.org/debian-lts-announce/2019/01/msg00010.html https://www.debian.org/security/2018/dsa-4359 https://www.oracle.com/security-alerts/cpuapr2020.html https://www.wireshark.org/security/wnpa-sec-2018-54.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