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Microsoft Security Bulletin MS07-053 - Important

Vulnerability in Windows Services for UNIX Could Allow Elevation of Privilege (939778)

Published: | Updated:

Version: 1.1

General Information

Executive Summary

This important security update resolves one publicly disclosed vulnerability. A vulnerability exists in Windows Services for UNIX 3.0, Windows Services for UNIX 3.5, and Subsystem for UNIX-based Applications where running certain setuid binary files could allow an attacker to gain elevation of privilege.

This is an important security update for supported releases of Windows 2000, Windows Server 2003, Windows Services for UNIX 3.0, Windows Services for UNIX 3.5, and Subsystem for UNIX-based Applications, a component of Windows Server 2003 and Windows Vista. For more information, see the subsection, Affected and Non-Affected Software, in this section.

For more information about the vulnerabilities, see the Frequently Asked Questions (FAQ) subsection for the specific vulnerability entry under the next section, Vulnerability Information.

Recommendation. Microsoft recommends that customers apply the security update.

Known Issues. None.

Affected and Non-Affected Software

The software listed here has been tested to determine which versions or editions are affected. Other versions or editions are either past their support life cycle or are not affected. To determine the support life cycle for your software version or edition, visit Microsoft Support Lifecycle.

Affected Software

Operating SystemComponentMaximum Security ImpactAggregate Severity RatingBulletins Replaced by This Update
Windows 2000 Service Pack 4Windows Services for UNIX 3.0Elevation of PrivilegeImportantNone
Windows 2000 Service Pack 4Windows Services for UNIX 3.5Elevation of PrivilegeImportantNone
Windows XP Service Pack 2Windows Services for UNIX 3.0Elevation of PrivilegeImportantNone
Windows XP Service Pack 2Windows Services for UNIX 3.5Elevation of PrivilegeImportantNone
Windows Server 2003 Service Pack 1 and Windows Server 2003 Service Pack 2Windows Services for UNIX 3.0Elevation of PrivilegeImportantNone
Windows Server 2003 Service Pack 1 and Windows Server 2003 Service Pack 2Windows Services for UNIX 3.5Elevation of PrivilegeImportantNone
Windows Server 2003 Service Pack 1 and Windows Server 2003 Service Pack 2Subsystem for UNIX-based ApplicationsElevation of PrivilegeImportantNone
Windows Server 2003 x64 Edition and Windows Server 2003 x64 Edition Service Pack 2Subsystem for UNIX-based ApplicationsElevation of PrivilegeImportantNone
Window VistaSubsystem for UNIX-based ApplicationsElevation of PrivilegeImportantNone
Windows Vista x64 EditionSubsystem for UNIX-based ApplicationsElevation of PrivilegeImportantNone

Non-affected Software

Software
Windows Services for UNIX 1.0
Windows Services for UNIX 2.0
Windows Services for UNIX 2.1
Windows Services for UNIX 2.2

Frequently Asked Questions (FAQ) Related to This Security Update

Vulnerability Information

Severity Ratings and Vulnerability Identifiers

Windows Services for UNIX Could Allow Elevation of Privilege - CVE-2007-3036

Update Information

Detection and Deployment Tools and Guidance

Security Update Deployment

Other Information

Acknowledgments

Microsoft thanks the following for working with us to help protect customers:

  • Brian A. Reiter of WolfeReiter for working with us on the Windows Services for UNIX Could Allow Elevation of Privilege (CVE-2007-3036).

Support

  • Customers in the U.S. and Canada can receive technical support from Microsoft Product Support Services at 1-866-PCSAFETY. There is no charge for support calls that are associated with security updates.
  • International customers can receive support from their local Microsoft subsidiaries. There is no charge for support that is associated with security updates. For more information about how to contact Microsoft for support issues, visit the International Support Web site.

Disclaimer

The information provided in the Microsoft Knowledge Base is provided "as is" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.

Revisions

  • V1.0 (September 11, 2007): Bulletin published.
  • V1.1 (September 19, 2007): Bulletin revised to correct table information for the SMS detection and deployment summary for this security update. SMS 2003 Software Update Services (SUS) can detect this security update with EST. If a previous version of the Extended Security Update Inventory Tool has been installed on SMS, it will need to be upgraded with the current version of the tool to enable detection of this security update.