Access Restriction Bypass Affecting chromium-browser package, versions <47.0.2526.73-1~deb8u1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.4% (75th percentile)

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  • Snyk IDSNYK-DEBIAN8-CHROMIUMBROWSER-407671
  • published6 Dec 2015
  • disclosed6 Dec 2015

Introduced: 6 Dec 2015

CVE-2015-6786  (opens in a new tab)
CWE-264  (opens in a new tab)

How to fix?

Upgrade Debian:8 chromium-browser to version 47.0.2526.73-1~deb8u1 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 Debian. See How to fix? for Debian:8 relevant fixed versions and status.

The CSPSourceList::matches function in WebKit/Source/core/frame/csp/CSPSourceList.cpp in the Content Security Policy (CSP) implementation in Google Chrome before 47.0.2526.73 accepts a blob:, data:, or filesystem: URL as a match for a * pattern, which allows remote attackers to bypass intended scheme restrictions in opportunistic circumstances by leveraging a policy that relies on this pattern.

CVSS Scores

version 3.1