CVE-2016-5217

MEDIUM

Google Chrome < 54.0.2840.99 - Improper Access Control

Title source: rule

Description

The extensions API in Google Chrome prior to 55.0.2883.75 for Mac, Windows and Linux, and 55.0.2883.84 for Android incorrectly permitted access to privileged plugins, which allowed a remote attacker to bypass site isolation via a crafted HTML page.

References (5)

[Release Notes, Vendor Advisory] https://chromereleases.googleblog.com/2016/12/stable-channel-update-for-desktop.html

[Issue Tracking] https://crbug.com/654280

[Vendor Advisory] http://rhn.redhat.com/errata/RHSA-2016-2919.html

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/94633

[Third Party Advisory] https://security.gentoo.org/glsa/201612-11

Scores

CVSS v3 6.5

EPSS 0.0021

EPSS Percentile 43.4%

Attack Vector NETWORK

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

Classification

CWE

CWE-284

Status published

Affected Products (2)

google/chrome < 54.0.2840.99

n/a/Google Chrome prior to 55.0.2883.75 for Mac, Windows and Linux, and 55.0.2883.84 for Android < Google Chrome prior to 55.0.2883.75 for Mac, Windows and Linux, and 55.0.2883.84 for Android

Timeline

Published Jan 19, 2017

Tracked Since Feb 18, 2026