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

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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