full-disclosure - ZDI-10-287: Microsoft SharePoint Server Arbitrary File Upload Remote Code Execution Vulnerability

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Message-ID: <EE499D69B3D0714590B6FE9762B0461104BFE98FAA@emb01.unity.local>
Date: Tue, 14 Dec 2010 14:42:39 -0600
From: ZDI Disclosures <zdi-disclosures@...pingpoint.com>
To: "'Full Disclosure (full-disclosure@...ts.grok.org.uk)'"
	<full-disclosure@...ts.grok.org.uk>,
	"'Bugtraq (bugtraq@...urityfocus.com)'" <bugtraq@...urityfocus.com>
Subject: ZDI-10-287: Microsoft SharePoint Server Arbitrary
 File Upload Remote Code Execution Vulnerability

ZDI-10-287: Microsoft SharePoint Server Arbitrary File Upload Remote Code Execution Vulnerability

http://www.zerodayinitiative.com/advisories/ZDI-10-287

December 14, 2010

-- CVE ID:
CVE-2010-3964

-- CVSS:
10, (AV:N/AC:L/Au:N/C:C/I:C/A:C)

-- Affected Vendors:
Microsoft

-- Affected Products:
Microsoft SharePoint

-- TippingPoint(TM) IPS Customer Protection:
TippingPoint IPS customers have been protected against this
vulnerability by Digital Vaccine protection filter ID 10716.
For further product information on the TippingPoint IPS, visit:

    http://www.tippingpoint.com

-- Vulnerability Details:
This vulnerability allows remote attackers to execute arbitrary code on
vulnerable installations of Microsoft Sharepoint Server utilizing
Microsoft's Office Document Load Balancer. Authentication is not
required to exploit this vulnerability.

The specific flaw exists within the Office Document Conversions Launcher
service and occurs due to insufficient parameter validation on a
particular SOAP request. Sucessful exploitation will allow an attacker
to upload and execute an arbitrary file on the target server.

-- Vendor Response:
Microsoft has issued an update to correct this vulnerability. More
details can be found at:

http://www.microsoft.com/technet/security/bulletin/MS10-104.mspx

-- Disclosure Timeline:
2010-03-12 - Vulnerability reported to vendor
2010-12-14 - Coordinated public release of advisory

-- Credit:
This vulnerability was discovered by:
    * Oleksandr Mirosh

-- About the Zero Day Initiative (ZDI):
Established by TippingPoint, The Zero Day Initiative (ZDI) represents
a best-of-breed model for rewarding security researchers for responsibly
disclosing discovered vulnerabilities.

Researchers interested in getting paid for their security research
through the ZDI can find more information and sign-up at:

    http://www.zerodayinitiative.com

The ZDI is unique in how the acquired vulnerability information is
used. TippingPoint does not re-sell the vulnerability details or any
exploit code. Instead, upon notifying the affected product vendor,
TippingPoint provides its customers with zero day protection through
its intrusion prevention technology. Explicit details regarding the
specifics of the vulnerability are not exposed to any parties until
an official vendor patch is publicly available. Furthermore, with the
altruistic aim of helping to secure a broader user base, TippingPoint
provides this vulnerability information confidentially to security
vendors (including competitors) who have a vulnerability protection or
mitigation product.

Our vulnerability disclosure policy is available online at:

    http://www.zerodayinitiative.com/advisories/disclosure_policy/

Follow the ZDI on Twitter:

    http://twitter.com/thezdi

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