MS13-067 - Critical Vulnerabilities in Microsoft SharePoint Server Could Allow Remote Code Execution (2834052)

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Details
Vulnerability name/brief description MS13-067 - Critical Vulnerabilities in Microsoft SharePoint Server Could Allow Remote Code Execution (2834052)
CVE/CAN name
Vendor threat level Critical
SophosLabs threat level High
Solution MS13-067
Vendor description This security update resolves one publicly disclosed vulnerability and nine privately reported vulnerabilities in Microsoft Office Server software. The most severe vulnerability could allow remote code execution in the context of the W3WP service account if an attacker sends specially crafted content to the affected server.
SophosLabs comments Due to the multiple vulnerabilities disclosed/reported and the affected software applications also include commonly used applications that utilizes the SharePoint server (eg. Microsoft Word/Excel), SophosLabs actively encourages customers to install this patch as soon as it is publicly available.
SophosLabs testing result No SophosLabs testing result found
Currently known exploits No currently known exploits found
First sample seen No samples found
Discovery date 10 Sep 2013
Affected software Microsoft SharePoint Portal Server 2003 Service Pack 3
Microsoft SharePoint Server 2007 Service Pack 3 (32-bit editions)
Microsoft SharePoint Server 2007 Service Pack 3 (64-bit editions)
Microsoft SharePoint Server 2010 Service Pack 1
Microsoft SharePoint Server 2010 Service Pack 2
Microsoft SharePoint Server 2013
References
Credits
  • MAPP
Revisions
  • Sep 10, 2013 - Initial Revision Written

Explanation of terms

Vulnerability Name/Brief Description:

Vendor identifier plus a brief description of the type of attack.

CVE/CAN Name:

Currently assigned CVE name. If a CVE name doesn't exist the CAN name will be used until a CVE has been assigned.

Vendor Threat Level:

Threat level assigned by the vendor

SophosLabs Threat Level:

Threat level assigned by SophosLabs

  • LOW RISK - There is little chance of this vulnerability being actively exploited by malware.
  • MEDIUM RISK - There is a possibility of this vulnerability being actively exploited by malware.
  • HIGH RISK - There is a strong possibility of this vulnerability being actively exploited by malware.
  • CRITICAL RISK - This vulnerability will almost certainly be actively exploited by malware.

Solution:

Vendor-supplied Patch identifier and recommended solution, or workaround if applicable.

Vendor Description:

Summary of the cause and potential effect of the vulnerability provided by the vendor.

SophosLabs Comments:

SophosLabs' opinions and observations of the vulnerability in question.

SophosLabs Testing Result:

Details of completed lab testing, if applicable. Please note that the lab test environment may differ significantly from user environments.

Currently Known Exploits:

List of identities for known exploits, if applicable.

First Sample Seen:

Date of the first sample seen by SophosLabs.

Discovery Date:

Date of the earliest known publically disclosed advisory.

Affected Software:

Vulnerable platforms and software versions.