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CVE-2016-5291

Published: 16 November 2016

A same-origin policy bypass with local shortcut files to load arbitrary local content from disk. This vulnerability affects Thunderbird < 45.5, Firefox ESR < 45.5, and Firefox < 50.

Priority

Medium

Cvss 3 Severity Score

5.5

Score breakdown

Status

Package Release Status
firefox
Launchpad, Ubuntu, Debian
upstream
Released (50.0)
precise
Released (50.0+build2-0ubuntu0.12.04.2)
xenial
Released (50.0+build2-0ubuntu0.16.04.2)
yakkety
Released (50.0+build2-0ubuntu0.16.10.2)
trusty
Released (50.0+build2-0ubuntu0.14.04.2)
thunderbird
Launchpad, Ubuntu, Debian
upstream
Released (45.5.0)
precise
Released (1:45.5.1+build1-0ubuntu0.12.04.1)
xenial
Released (1:45.5.1+build1-0ubuntu0.16.04.1)
yakkety
Released (1:45.5.1+build1-0ubuntu0.16.10.1)
trusty
Released (1:45.5.1+build1-0ubuntu0.14.04.1)

Severity score breakdown

Parameter Value
Base score 5.5
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact None
Availability impact None
Vector CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N