Microsoft Internet Explorer 10/11 Scripting Engine memory corruption

Summaryinfo

A vulnerability, which was classified as critical, was found in Microsoft Internet Explorer 10/11. This affects an unknown function of the component Scripting Engine. Executing a manipulation can lead to memory corruption. The identification of this vulnerability is CVE-2016-3202. The attack may be launched remotely. There is no exploit available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability was found in Microsoft Internet Explorer 10/11 (Web Browser). It has been declared as critical. This vulnerability affects some unknown functionality of the component Scripting Engine. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was shared 06/14/2016 as MS16-063 as confirmed bulletin (Technet). The advisory is shared for download at technet.microsoft.com. This vulnerability was named CVE-2016-3202 since 03/15/2016. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 08/24/2022). It is expected to see the exploit prices for this product decreasing in the near future.

The vulnerability scanner Nessus provides a plugin with the ID 91596 (MS16-063: Cumulative Security Update for Internet Explorer (3163649)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows : Microsoft Bulletins. The commercial vulnerability scanner Qualys is able to test this issue with plugin 91233 (Microsoft Edge Cumulative Security Update (MS16-068)).

Applying the patch MS16-063 is able to eliminate this problem. The bugfix is ready for download at technet.microsoft.com. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (91596). The entries VDB-87925, VDB-87926, VDB-87927 and VDB-87928 are related to this item. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Web Browser

Vendor

• Microsoft

Name

• Internet Explorer

Version

• 10
• 11

License

• commercial

Support

• end of life

Website

• Vendor: https://www.microsoft.com/

CPE 2.3info

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CPE 2.2info

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Once again VulDB remains the best source for vulnerability data.

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