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VID 26684
Severity 40
Port 139,445
Protocol TCP
Class SMB
Detailed Description The Hotfix (MS15-002, 3020393) for 'Vulnerability in Windows Telnet Service Could Allow Remote Code Execution' has not been applied.
This security update resolves a privately reported vulnerability in Microsoft Windows. The vulnerability could allow remote code execution if an attacker sends specially crafted packets to an affected Windows server. Only customers who enable this service are vulnerable. By default, Telnet is installed but not enabled on Windows Server 2003. Telnet is not installed by default on Windows Vista and later operating systems.

- Windows Telnet Service Buffer Overflow Vulnerability (CVE-2015-0014)
A buffer overflow vulnerability exists in Windows Telnet service that could allow remote code execution. The vulnerability is caused when the Telnet service improperly validates user input. An attacker could attempt to exploit this vulnerability by sending specially crafted telnet packets to a Windows server, and if successful, could then run arbitrary code on the server. The update addresses the vulnerability by correcting how Telnet validates user input.

* 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/ms15-002

* 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(3020393) for your system, as listed in Microsoft Security Bulletin MS15-002 at https://technet.microsoft.com/en-us/library/security/ms15-002
-- 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-2015-0014 (CVE)
Related URL 71968 (SecurityFocus)
Related URL (ISS)