Microsoft Windows SMB file name buffer underflow
| win-smb-filename-bu (45560) |  High Risk |
Description:
Microsoft Windows is vulnerable to a buffer underflow, caused by improper validation of file names by the Microsoft Server Message Block (SMB) protocol. By sending specially-crafted packets to a vulnerable server, a remote authenticated attacker could exploit this vulnerability to execute arbitrary code on the system with elevated privileges.
*CVSS:
| Base Score: | 9 |
| Access Vector: | Network |
| Access Complexity: | Low |
| Authentication: | Single |
| Confidentiality Impact: | Complete |
| Integrity Impact: | Complete |
| Availability Impact: | Complete |
| Temporal Score: | 6.7 |
| Exploitability: | Unproven |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Gain Privileges
Remedy:
Apply the appropriate patch for your system, as listed in the latest Microsoft Security Bulletin. See References.
— OR —
Use Microsoft Automatic Update if it is supported by your operating system. The original bulletin issued by Microsoft has been superceded.
References:
- Microsoft Security Bulletin MS08-063: Vulnerability in SMB Could Allow Remote Code Execution (957095).
- Microsoft Security Bulletin MS09-001: Vulnerabilities in SMB Could Allow Remote Code Execution (958687).
- Microsoft Security Bulletin MS10-012: Vulnerabilities in SMB Server Could Allow Remote Code Execution (971468).
- Microsoft Security Bulletin MS10-054: Vulnerabilities in SMB Server Could Allow Remote Code Execution (982214).
- Microsoft Security Bulletin MS11-020: Vulnerability in SMB Server Could Allow Remote Code Execution (2508429).
- ASA-2008-416: MS08-063 Vulnerability in SMB Could Allow Remote Code Execution (957095)
- BID-31647: Microsoft Windows SMB Buffer Underflow Code Execution Vulnerability
- CVE-2008-4038: Buffer underflow in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP1 and SP2, Vista Gold and SP1, and Server 2008 allows remote attackers to execute arbitrary code via a Server Message Block (SMB) request that contains a filename with a crafted length, aka SMB Buffer Underflow Vulnerability.
- SA32249: Microsoft Windows SMB Buffer Underflow Vulnerability
- SECTRACK ID: 1021049: Windows Server Message Block Buffer Underflow Lets Remote Authenticated Users Execute Arbitrary Code
- VUPEN/ADV-2008-2814: Microsoft Windows SMB Code Execution Vulnerability (MS08-063)
Platforms Affected:
- Microsoft Windows 2000 SP4
- Microsoft Windows 2003 Server x64
- Microsoft Windows 2003 Server SP1 Itanium
- Microsoft Windows 2003 Server SP1
- Microsoft Windows Server 2003 SP2 x64
- Microsoft Windows Server 2003 SP2
- Microsoft Windows Server 2003 SP2 Itanium
- Microsoft Windows Server 2008 Itanium
- Microsoft Windows Server 2008 x32
- Microsoft Windows Server 2008 x64
- Microsoft Windows Vista SP1 x64
- Microsoft Windows Vista x64
- Microsoft Windows Vista
- Microsoft Windows Vista SP1
- Microsoft Windows XP SP3
- Microsoft Windows XP x64 Professional
- Microsoft Windows XP SP2
- Microsoft Windows XP SP2 x64 Professional
Reported:
Oct 14, 2008
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For corrections or additions please email xforce@iss.net
* According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.
The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.