CVE-2018-5156

Published: 27 June 2018

A vulnerability can occur when capturing a media stream when the media source type is changed as the capture is occurring. This can result in stream data being cast to the wrong type causing a potentially exploitable crash. This vulnerability affects Thunderbird < 60, Firefox ESR < 60.1, Firefox ESR < 52.9, and Firefox < 61.

Priority

Cvss 3 Severity Score

9.8

Score breakdown

Status

Package	Release	Status
firefox Launchpad, Ubuntu, Debian	artful	Released (61.0+build3-0ubuntu0.17.10.1)
	bionic	Released (61.0+build3-0ubuntu0.18.04.1)
	trusty	Released (61.0+build3-0ubuntu0.14.04.2)
	upstream	Released (61.0)
	xenial	Released (61.0+build3-0ubuntu0.16.04.2)

Severity score breakdown

Parameter	Value
Base score	9.8
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

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