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CVE-2017-5422

Published: 7 March 2017

If a malicious site uses the "view-source:" protocol in a series within a single hyperlink, it can trigger a non-exploitable browser crash when the hyperlink is selected. This was fixed by no longer making "view-source:" linkable. This vulnerability affects Firefox < 52 and Thunderbird < 52.

Priority

Low

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package Release Status
firefox
Launchpad, Ubuntu, Debian
precise
Released (52.0+build2-0ubuntu0.12.04.1)
trusty
Released (52.0+build2-0ubuntu0.14.04.1)
upstream
Released (52.0)
xenial
Released (52.0+build2-0ubuntu0.16.04.1)
yakkety
Released (52.0+build2-0ubuntu0.16.10.1)
zesty
Released (52.0.1+build2-0ubuntu1)

Severity score breakdown

Parameter Value
Base score 7.5
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