Microsoft Office 2010 SP2 Connectivity Engine memory corruption

Summaryinfo

A vulnerability classified as critical was found in Microsoft Office 2010 SP2. This affects an unknown function of the component Connectivity Engine. Executing a manipulation can lead to memory corruption. This vulnerability is handled as CVE-2019-0748. The attack can be executed remotely. There is not any exploit available. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability has been found in Microsoft Office 2010 SP2 (Office Suite Software) and classified as critical. This vulnerability affects an unknown function of the component Connectivity 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. CVE summarizes:

A remote code execution vulnerability exists when the Microsoft Office Access Connectivity Engine improperly handles objects in memory, aka 'Microsoft Office Access Connectivity Engine Remote Code Execution Vulnerability'.

The bug was discovered 03/12/2019. The weakness was released 03/12/2019 as confirmed security update guide (Website). The advisory is shared for download at portal.msrc.microsoft.com. The public release was coordinated with the vendor. This vulnerability was named CVE-2019-0748 since 11/26/2018. 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 advisory points out:

A remote code execution vulnerability exists when the Microsoft Office Access Connectivity Engine improperly handles objects in memory. An attacker who successfully exploited this vulnerability could execute arbitrary code on a victim system.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 110332 (Microsoft Office and Microsoft Office Services and Web Apps Security Update March 2019).

Applying a patch is able to eliminate this problem. A possible mitigation has been published immediately after the disclosure of the vulnerability.

Entries connected to this vulnerability are available at VDB-131675 and VDB-131682. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

• Office Suite Software

Vendor

• Microsoft

Name

• Office

Version

• 2010 SP2

License

• commercial

Website

• Vendor: https://www.microsoft.com/

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VulDB is the best source for vulnerability data and more expert information about this specific topic.

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