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VID 26688
Severity 30
Port 139,445
Protocol TCP
Class SMB
Detailed Description The Hotfix (MS15-008, 3019215) for 'Vulnerability in Windows Kernel-Mode Driver Could Allow Elevation of Privilege' has not been applied.
This security update resolves one privately reported vulnerability in Microsoft Windows. The vulnerability could allow elevation of privilege if an attacker runs a specially crafted application on an affected system. An attacker must have valid logon credentials and be able to log on locally to exploit the vulnerability.

- WebDAV Elevation of Privilege Vulnerability (CVE-2015-0011)
An elevation of privilege vulnerability exists in the WebDAV kernel-mode driver (mrxdav.sys) when it fails to properly validate and enforce impersonation levels. An attacker who successfully exploited this vulnerability could bypass impersonation-level security and gain elevated privileges on a targeted system, which could allow them to intercept WebDAV requests for files from any server (including corporate SharePoint sites) and redirect those file requests to return any, potentially malicious, files of the attacker's choosing.

* Note: This check requires an account with administrative privileges which can log into the host to scan. Absence of this condition will result in the check not being performed and a False Negative for all vulnerable hosts.

* References:
https://technet.microsoft.com/en-us/library/security/ms15-008

* Platforms Affected:
Windows Server 2003 SP2
Windows Server 2003 x64 SP2
Windows Server 2003 SP2 for Itanium
Windows Vista SP2
Windows Vista x64 SP2
Windows Server 2008 SP2
Windows Server 2008 x64 SP2
Windows 7 SP1
Windows 7 x64 SP1
Windows Server 2008 R2 SP1
Windows Server 2008 R2 x64 SP1
Windows 8
Windows 8.1
Windows Server 2012
Windows Server 2012 R2
Recommendation Apply the appropriate patch(3019215) for your system, as listed in Microsoft Security Bulletin MS15-008 at https://technet.microsoft.com/en-us/library/security/ms15-008
-- OR --
Patches for Windows platforms are also available from the Microsoft Windows Update Web site, http://windowsupdate.microsoft.com. Windows Update detects what version of Windows you are running and offers the appropriate patch.
Related URL CVE-2015-0011 (CVE)
Related URL 71960 (SecurityFocus)
Related URL (ISS)