CVE-2017-5419

2017-03-0700:00:00

ubuntu.com

7.8 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:N/I:N/A:C

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.002 Low

EPSS

Percentile

59.3%

JSON

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.

OSVersionArchitecturePackageVersionFilename
ubuntu12.04noarchfirefox< 52.0+build2-0ubuntu0.12.04.1UNKNOWN
ubuntu14.04noarchfirefox< 52.0+build2-0ubuntu0.14.04.1UNKNOWN
ubuntu16.04noarchfirefox< 52.0+build2-0ubuntu0.16.04.1UNKNOWN
ubuntu16.10noarchfirefox< 52.0+build2-0ubuntu0.16.10.1UNKNOWN
ubuntu17.04noarchfirefox< 52.0.1+build2-0ubuntu1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	12.04	noarch	firefox	< 52.0+build2-0ubuntu0.12.04.1	UNKNOWN
ubuntu	14.04	noarch	firefox	< 52.0+build2-0ubuntu0.14.04.1	UNKNOWN
ubuntu	16.04	noarch	firefox	< 52.0+build2-0ubuntu0.16.04.1	UNKNOWN
ubuntu	16.10	noarch	firefox	< 52.0+build2-0ubuntu0.16.10.1	UNKNOWN
ubuntu	17.04	noarch	firefox	< 52.0.1+build2-0ubuntu1	UNKNOWN