CVE-2016-2820

Publication date 27 April 2016

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

The Firefox Health Reports (aka FHR or about:healthreport) feature in Mozilla Firefox before 46.0 does not properly restrict the origin of events, which makes it easier for remote attackers to modify sharing preferences by leveraging access to the remote-report IFRAME element.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
firefox	16.04 LTS xenial	Fixed 46.0+build5-0ubuntu0.16.04.2
	15.10 wily	Fixed 46.0+build5-0ubuntu0.15.10.2
	14.04 LTS trusty	Fixed 46.0+build5-0ubuntu0.14.04.2
	12.04 LTS precise	Fixed 46.0+build5-0ubuntu0.12.04.2
thunderbird	16.04 LTS xenial	Not affected
	15.10 wily	Not affected
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Not affected

Severity score breakdown

Parameter	Value
Base score	4.3 · Medium
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	None
Integrity impact	Low
Availability impact	None
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

References

Related Ubuntu Security Notices (USN)