CVE-2020-26421

Published: 11 December 2020

Crash in USB HID protocol dissector and possibly other dissectors in Wireshark 3.4.0 and 3.2.0 to 3.2.8 allows denial of service via packet injection or crafted capture file.

Priority

Cvss 3 Severity Score

5.3

Score breakdown

Status

Package	Release	Status
wireshark Launchpad, Ubuntu, Debian	bionic	Needed
	focal	Needed
	groovy	Ignored (end of life)
	hirsute	Not vulnerable (3.4.4-1ubuntu1)
	impish	Not vulnerable (3.4.4-1ubuntu1)
	jammy	Not vulnerable (3.4.4-1ubuntu1)
	kinetic	Not vulnerable (3.4.4-1ubuntu1)
	lunar	Not vulnerable (3.4.4-1ubuntu1)
	mantic	Not vulnerable (3.4.4-1ubuntu1)
	trusty	Needed
	upstream	Released (3.4.1-1)
	xenial	Needed

Severity score breakdown

Parameter	Value
Base score	5.3
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	Low
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

References

Join the discussion

Canonical is offering Expanded Security Maintenance

Canonical is offering Ubuntu Expanded Security Maintenance (ESM) for security fixes and essential packages.

Find out more about ESM ›