CVE-2020-13164 Information

Description

In Wireshark 3.2.0 to 3.2.3 3.0.0 to 3.0.10 and 2.6.0 to 2.6.16 the NFS dissector could crash. This was addressed in epan/dissectors/packet-nfs.c by preventing excessive recursion such as for a cycle in the directory graph on a filesystem.

CVSS Vector

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

Reference

http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00026.html http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00038.html https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16476 https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=e6e98eab8e5e0bbc982cfdc808f2469d7cab6c5a https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5UOISPQTRCZGQLKBVXEDL72AEXEHS425/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DNV3EYL4JBWCR22TJO3PH7ADUVS5RWSU/ https://security.gentoo.org/glsa/202007-13 https://www.wireshark.org/security/wnpa-sec-2020-08.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