CVE-2016-5135 Information

Description

WebKit/Source/core/html/parser/HTMLPreloadScanner.cpp in Blink as used in Google Chrome before 52.0.2743.82 does not consider referrer-policy information inside an HTML document during a preload request which allows remote attackers to bypass the Content Security Policy (CSP) protection mechanism via a crafted web site as demonstrated by a \Content-Security-Policy: referrer origin-when-cross-origin\ header that overrides a \META name=‘referrer’ content=‘no-referrer’\ element.

CVSS Vector

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

Reference

http://googlechromereleases.blogspot.com/2016/07/stable-channel-update.html http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00020.html http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00021.html http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00022.html http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00028.html http://rhn.redhat.com/errata/RHSA-2016-1485.html http://www.debian.org/security/2016/dsa-3637 http://www.securityfocus.com/bid/92053 http://www.securitytracker.com/id/1036428 http://www.ubuntu.com/usn/USN-3041-1 https://codereview.chromium.org/1913983002 https://crbug.com/605451 https://security.gentoo.org/glsa/201610-09

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

NONE

Base Severity

6.5