CVE-2016-1632
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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.35%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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 3.0
- 8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 1.35% probability · 70th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-264
- Affected
- google/chrome
- Source
- chrome-cve-admin@google.com
References
- 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
- 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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.