The content security policy (CSP) "sandbox" directive did not create a unique origin for the document, causing it to behave as if the "allow-same-origin" keyword were always specified. This could allow a Cross-Site Scripting (XSS) attack to be launched from unsafe content. This vulnerability affects Firefox < 56, Firefox ESR < 52.4, and Thunderbird < 52.4.
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
| Link | Tags |
|---|---|
| https://bugzilla.mozilla.org/show_bug.cgi?id=1396320 | patch issue tracking exploit |
| http://www.securityfocus.com/bid/101059 | third party advisory vdb entry |
| https://lists.debian.org/debian-lts-announce/2017/11/msg00000.html | third party advisory mailing list |
| https://www.mozilla.org/security/advisories/mfsa2017-22/ | vendor advisory |
| http://www.securitytracker.com/id/1039465 | third party advisory vdb entry |
| https://access.redhat.com/errata/RHSA-2017:2831 | third party advisory vendor advisory |
| https://access.redhat.com/errata/RHSA-2017:2885 | third party advisory vendor advisory |
| https://www.mozilla.org/security/advisories/mfsa2017-21/ | vendor advisory |
| https://www.debian.org/security/2017/dsa-4014 | third party advisory vendor advisory |
| https://www.mozilla.org/security/advisories/mfsa2017-23/ | vendor advisory |
| https://www.debian.org/security/2017/dsa-3987 | third party advisory vendor advisory |
| https://security.gentoo.org/glsa/201803-14 | third party advisory vendor advisory |