CVE-2016-1632 Information

Description

The Extensions subsystem in Google Chrome before 49.0.2623.75 does not properly maintain own properties which allows remote attackers to bypass intended access restrictions via crafted JavaScript code that triggers an incorrect cast related to extensions/renderer/v8_helpers.h and gin/converter.h.

CVSS Vector

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

Reference

http://googlechromereleases.blogspot.com/2016/03/stable-channel-update.html http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00014.html http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00015.html http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00018.html http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00028.html http://www.debian.org/security/2016/dsa-3507 http://www.securityfocus.com/bid/84008 http://www.securitytracker.com/id/1035185 https://code.google.com/p/chromium/issues/detail?id=549986 https://codereview.chromium.org/1433293004 https://security.gentoo.org/glsa/201603-09

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8