Denial of Service Attack Causes Windows NT Systems to Restart
This article was previously published under Q180963 SYMPTOMS
During the processing of a Server Message Block (SMB) logon request, memory
corruption occurs causing one of the following errors:
STOP 0x0000000A - OR - STOP 0x00000050 The result is for the system to restart or stop responding (hang). Note: The STOP errors will vary from case to case. CAUSE
The size of data to follow is contained in the SMB logon request. When the
size specified in the request does not match the size actually present,
the corruption occurs.
RESOLUTIONTo resolve this problem, obtain the latest service pack for Windows NT 4.0 or Windows NT Server 4.0, Terminal Server Edition. For additional information, click the following article number to view the article in the
Microsoft Knowledge Base:
152734 (http://support.microsoft.com/kb/152734/EN-US/) How to Obtain the Latest Windows NT 4.0 Service Pack
For your convenience, the English version of this post-SP3 hotfix has been posted to the following Internet location. However, Microsoft recommends that you install Windows NT 4.0 Service Pack 4 to correct this problem.
ftp://ftp.microsoft.com/bussys/winnt/winnt-public/fixes/usa/NT40/hotfixes-postSP3/srv-fix (ftp://ftp.microsoft.com/bussys/winnt/winnt-public/fixes/usa/NT40/hotfixes-postSP3/srv-fix) STATUS
Microsoft has confirmed this problem could result in some degree of
security vulnerability in Windows NT version 4.0.
This problem was first corrected in Windows NT 4.0 Service Pack 4.0 and Windows NT Server 4.0, Terminal Server Edition Service Pack 4. APPLIES TO
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