Summaryinfo

A vulnerability classified as problematic was found in Google Chrome OS 25.0.1364.173. Impacted is an unknown function of the file o3d/ppapi_plugin/cross/whitelist.cc of the component O3D Plug-in. The manipulation results in access control. This vulnerability is reported as CVE-2013-2834. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic has been found in Google Chrome OS 25.0.1364.173 (Web Browser). Affected is an unknown function of the file o3d/ppapi_plugin/cross/whitelist.cc of the component O3D Plug-in. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on integrity. CVE summarizes:

Google Chrome OS before 26.0.1410.57 does not properly enforce origin restrictions for the O3D and Google Talk plug-ins, which allows remote attackers to bypass the domain-whitelist protection mechanism via a crafted web site, a different vulnerability than CVE-2013-2835.

The weakness was disclosed 04/15/2013 by Ralf-Philipp Weinmann as not defined changelog entry (Website). The advisory is available at googlechromereleases.blogspot.ch. The public release has been coordinated in cooperation with the vendor. This vulnerability is traded as CVE-2013-2834 since 04/11/2013. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 05/05/2018). It is expected to see the exploit prices for this product increasing in the near future.This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

Upgrading to version 26.0.1410.57 eliminates this vulnerability. The upgrade is hosted for download at git.chromium.org. Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.chromium.org. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at OSVDB (92496†). The entries VDB-8441, VDB-8443 and VDB-8444 are pretty similar. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

• Web Browser

Vendor

• Google

Name

• Chrome OS

Version

• 25.0.1364.173

License

• free

Website

• Vendor: https://www.google.com/

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