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CVE-2016-9078

Published: 30 November 2016

Redirection from an HTTP connection to a "data:" URL assigns the referring site's origin to the "data:" URL in some circumstances. This can result in same-origin violations against a domain if it loads resources from malicious sites. Cross-origin setting of cookies has been demonstrated without the ability to read them. Note: This issue only affects Firefox 49 and 50. This vulnerability affects Firefox < 50.0.1.

Priority

Medium

Cvss 3 Severity Score

8.8

Score breakdown

Status

Package Release Status
firefox
Launchpad, Ubuntu, Debian
upstream
Released (50.0.1)
precise
Released (50.0.2+build1-0ubuntu0.12.04.1)
xenial
Released (50.0.2+build1-0ubuntu0.16.04.1)
yakkety
Released (50.0.2+build1-0ubuntu0.16.10.1)
trusty
Released (50.0.2+build1-0ubuntu0.14.04.1)
thunderbird
Launchpad, Ubuntu, Debian
upstream Not vulnerable

precise Not vulnerable

trusty Does not exist
(trusty was not-affected)
xenial Not vulnerable

yakkety Not vulnerable

Severity score breakdown

Parameter Value
Base score 8.8
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H