CVE-2020-17498 Information

Description

In Wireshark 3.2.0 to 3.2.5 the Kafka protocol dissector could crash. This was addressed in epan/dissectors/packet-kafka.c by avoiding a double free during LZ4 decompression.

CVSS Vector

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

Reference

http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00035.html http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00038.html https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16672 https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=76afda963de4f0b9be24f2d8e873990a5cbf221b https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AII7UYDPNKYE75AZL45M6HAV2COP7F6S/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/G7LO7DAPN33FL4JQ7DDPB76SIEFGMZSQ/ https://security.gentoo.org/glsa/202008-14 https://www.wireshark.org/security/wnpa-sec-2020-10.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

6.5