Access Restriction Bypass Affecting chromium-browser package, versions <47.0.2526.73-0ubuntu0.15.04.1.1190


Severity

Recommended
0.0
medium
0
10

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.4% (75th percentile)

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  • Snyk IDSNYK-UBUNTU1504-CHROMIUMBROWSER-407715
  • published6 Dec 2015
  • disclosed6 Dec 2015

Introduced: 6 Dec 2015

CVE-2015-6785  (opens in a new tab)
CWE-264  (opens in a new tab)

How to fix?

Upgrade Ubuntu:15.04 chromium-browser to version 47.0.2526.73-0ubuntu0.15.04.1.1190 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream chromium-browser package and not the chromium-browser package as distributed by Ubuntu. See How to fix? for Ubuntu:15.04 relevant fixed versions and status.

The CSPSource::hostMatches function in WebKit/Source/core/frame/csp/CSPSource.cpp in the Content Security Policy (CSP) implementation in Google Chrome before 47.0.2526.73 accepts an x.y hostname as a match for a *.x.y pattern, which might allow remote attackers to bypass intended access restrictions in opportunistic circumstances by leveraging a policy that was intended to be specific to subdomains.

CVSS Scores

version 3.1