CVE-2017-5419

Publication date 7 March 2017

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

If a malicious site repeatedly triggers a modal authentication prompt, eventually the browser UI will become non-responsive, requiring shutdown through the operating system. This is a denial of service (DOS) attack. 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	7.5 · High
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)