CVE-2017-5403

Publication date 7 March 2017

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

When adding a range to an object in the DOM, it is possible to use "addRange" to add the range to an incorrect root object. This triggers a use-after-free, resulting in a potentially exploitable crash. This vulnerability affects Firefox < 52 and Thunderbird < 52.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
firefox	17.04 zesty	Fixed 52.0.1+build2-0ubuntu1
	16.10 yakkety	Fixed 52.0+build2-0ubuntu0.16.10.1
	16.04 LTS xenial	Fixed 52.0+build2-0ubuntu0.16.04.1
	14.04 LTS trusty	Fixed 52.0+build2-0ubuntu0.14.04.1
	12.04 LTS precise	Fixed 52.0+build2-0ubuntu0.12.04.1

Severity score breakdown

Parameter	Value
Base score	9.8 · Critical
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

Related Ubuntu Security Notices (USN)