CVE-2020-13164

Published: 19 May 2020

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.

Priority

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package	Release	Status
wireshark Launchpad, Ubuntu, Debian	upstream	Released (3.2.4-1)
	eoan	Ignored (end of life)
	impish	Not vulnerable (3.2.4-1)
	groovy	Not vulnerable (3.2.4-1)
	bionic	Released (2.6.10-1~ubuntu18.04.0+esm1) Available with Ubuntu Pro
	focal	Released (3.2.3-1ubuntu0.1~esm1) Available with Ubuntu Pro
	trusty	Released (2.6.10-1~ubuntu14.04.0~esm2) Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
	xenial	Released (2.6.10-1~ubuntu16.04.0+esm1) Available with Ubuntu Pro
	hirsute	Not vulnerable (3.2.4-1)
	jammy	Not vulnerable (3.2.4-1)
	lunar	Not vulnerable (3.2.4-1)
	kinetic	Not vulnerable (3.2.4-1)

Severity score breakdown

Parameter	Value
Base score	7.5
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

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