Microsoft Security Bulletin (MS99-041) -- Tool Available for "RASMAN Security Descriptor" Vulnerability

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              AUSCERT External Security Bulletin Redistribution
                                      
           ESB-1999.153 -- Microsoft Security Bulletin (MS99-041)
        Tool Available for "RASMAN Security Descriptor" Vulnerability
                               01 October 1999

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Microsoft Corporation has released the following security bulletin
concerning a vulnerability in an inappropriate access control entry for the
Remote Access Connection Manager (RASMAN) in Microsoft Windows NT 4.0.
A user with a valid account on the vulnerable system may execute arbitrary
code instead of the service.

This vulnerability may allow valid users of the system to gain privileged
access.  If the system allows users to log on from the network, this
vulnerability may be exploited remotely:

          http://www.microsoft.com/Security/Bulletins/MS99-041.asp

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This security bulletin is provided as a service to AusCERT's members.
As AusCERT did not write the document referenced above, AusCERT has
had no control over its content.  The decision to use any or all
of this information is the responsibility of each user or organisation,
and should be done so in accordance with site policies and procedures.

If you have any questions or need further information, please contact 
Microsoft Corporation directly.

Previous advisories and external security bulletins can be retrieved from:

	http://www.auscert.org.au/Information/advisories.html

If you believe that your system has been compromised, contact AusCERT or
your representative in FIRST (Forum of Incident Response and Security
Teams).

Internet Email: auscert@auscert.org.au
Facsimile:	(07) 3365 7031
Telephone:	(07) 3365 4417 (International: +61 7 3365 4417)
		AusCERT personnel answer during Queensland business hours
		which are GMT+10:00 (AEST).
		On call after hours for emergencies.

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