发布日期：2004-04-13
更新日期：2004-04-16

受影响系统：

Microsoft Windows XP
Microsoft Windows NT 4.0
Microsoft Windows 2000

描述：

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BUGTRAQ  ID: 10126
CVE(CAN) ID: CVE-2003-0806

Microsoft Windows是微软开发的操作系统。

Microsoft Windows Winlogon存在进程一个缓冲区溢出，远程攻击者可以利用这个漏洞可能以进程权限执行任意指令。

由于Winlogon在登录过程中使用的数据值大小没有进行任何检查就插入到分配的缓冲区中，可导致发生缓冲区溢出，精心构建提交数据可能以进程权限在系统上执行任意指令。

不属于域的成员不受此漏洞影响。

<*来源：Ondrej Sevecek
  
  链接：http://www.microsoft.com/technet/security/bulletin/MS04-011.mspx
*>

建议：

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厂商补丁：

Microsoft
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Microsoft已经为此发布了一个安全公告（MS04-011）以及相应补丁:
MS04-011：Security Update for Microsoft Windows (835732)
链接：http://www.microsoft.com/technet/security/bulletin/MS04-011.mspx

补丁下载：

Microsoft Windows NT? Workstation 4.0 Service Pack 6a

http://www.microsoft.com/downloads/details.aspx?FamilyId=7F1713FC-F95C-43E5-B825-3CF72C1A0A3E&displaylang=en

Microsoft Windows NT Server 4.0 Service Pack 6a

http://www.microsoft.com/downloads/details.aspx?FamilyId=67A6F461-D2FC-4AA0-957E-3B8DC44F9D79&displaylang=en

Microsoft Windows NT Server 4.0 Terminal Server Edition Service Pack 6 – Download the update

http://www.microsoft.com/downloads/details.aspx?FamilyId=62CBA527-A827-4777-8641-28092D3AAE4F&displaylang=en

Microsoft Windows 2000 Service Pack 2, Microsoft Windows 2000 Service Pack 3, and Microsoft Windows 2000 Service Pack 4

http://www.microsoft.com/downloads/details.aspx?FamilyId=FBD38C36-D1D3-47A2-A5D5-6C8F27FDCC40&displaylang=en

http://www.microsoft.com/downloads/details.aspx?FamilyId=0692C27E-F63A-414C-B3EB-D2342FBB6C00&displaylang=en

Microsoft Windows XP and Microsoft Windows XP Service Pack 1

http://www.microsoft.com/downloads/details.aspx?FamilyId=3549EA9E-DA3F-43B9-A4F1-AF243B6168F3&displaylang=en

Microsoft Windows XP 64-Bit Edition Service Pack 1

http://www.microsoft.com/downloads/details.aspx?FamilyId=C6B55EF2-D9FE-4DBE-AB7D-73A20C82FF73&displaylang=en

Microsoft Windows XP 64-Bit Edition Version 2003

http://www.microsoft.com/downloads/details.aspx?FamilyId=3549EA9E-DA3F-43B9-A4F1-AF243B6168F3&displaylang=en

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