Description

The Extensions subsystem in Google Chrome before 48.0.2564.109 does not prevent use of the Object.defineProperty method to override intended extension behavior, which allows remote attackers to bypass the Same Origin Policy via crafted JavaScript code.

References

http://googlechromereleases.blogspot.com/2016/02/stable-channel-update_9.html

http://lists.opensuse.org/opensuse-updates/2016-02/msg00104.html

http://lists.opensuse.org/opensuse-updates/2016-02/msg00119.html

http://rhn.redhat.com/errata/RHSA-2016-0241.html

http://www.debian.org/security/2016/dsa-3486

http://www.securityfocus.com/bid/83125

http://www.securitytracker.com/id/1035183

https://code.google.com/p/chromium/issues/detail?id=546677

https://codereview.chromium.org/1417513003

https://security.gentoo.org/glsa/201603-09

Details

Risk Information

CVSS v2

CVSS v3