Google Chrome DocumentStyleSheetCollection.cpp addStyleSheetCandidateNode Remote Code Execution

Summaryinfo

A vulnerability was found in Google Chrome and classified as problematic. Impacted is the function DocumentStyleSheetCollection::addStyleSheetCandidateNode of the file dom/DocumentStyleSheetCollection.cpp. Executing a manipulation can lead to an unknown weakness. The attack can be executed remotely. There is not any exploit available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability was found in Google Chrome (Web Browser) (the affected version is unknown). It has been declared as critical. This vulnerability affects the function DocumentStyleSheetCollection::addStyleSheetCandidateNode of the file dom/DocumentStyleSheetCollection.cpp. The impact remains unknown.

The weakness was released 08/09/2013 as 270272 as not defined changelog entry (Website). The advisory is shared for download at code.google.com. The public release was coordinated with the vendor. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. Responsible for the vulnerability is the following code:

TreeScope* treeScope = node->treeScope();

Upgrading eliminates this vulnerability. The upgrade is hosted for download at chrome.google.com. Applying a patch is able to eliminate this problem. The bugfix is ready for download at chromium.googlesource.com. The best possible mitigation is suggested to be patching the affected component. A possible mitigation has been published immediately after the disclosure of the vulnerability. The vulnerability will be addressed with the following lines of code:

TreeScope* treeScope = scopingNode ? scopingNode->treeScope() : m_document;

The vulnerability is also documented in the vulnerability database at OSVDB (96148†). Entries connected to this vulnerability are available at VDB-9917, VDB-9915, VDB-9914 and VDB-9912. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Web Browser

Vendor

• Google

Name

• Chrome

License

• free

Website

• Vendor: https://www.google.com/
• Product: https://www.google.com/chrome/

CPE 2.3info

• 🔍

CPE 2.2info

• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Once again VulDB remains the best source for vulnerability data.

Discussion