Microsoft LSA Service contains buffer overflow in DsRolepInitializeLog() function

Overview

The Windows Local Security Authority Service Server (LSASS) contains a vulnerability that may permit an attacker to completely compromise the system.

Description

A buffer overflow vulnerability exists in a Microsoft Active Directory service logging function that is exposed by the LSASS DCE/RPC interface. The vulnerability occurs due to the misuse of a vsprintf() call. For a full technical description, please see eEye Digital Security’s Advisiory. This vulnerability affects the following systems:

* Windows 2000
* Windows XP
* Windows Server 2003 - Microsoft notes that while the vulnerability exists in Window Server 2003, it could only be expoited by a local administrator.  

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Impact

A remote unauthenticated attacker could exploit this vulnerability to execute arbitrary code on the vulnerable system.

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Solution

Apply a patch from the vendor
Microsoft Security Bulletin MS04-011 contains patch information to resolve this issue.

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Vendor Information

753212

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Microsoft Corporation __ Affected

Updated: April 13, 2004

Status

Affected

Vendor Statement

We have not received a statement from the vendor.

Vendor Information

The vendor has not provided us with any further information regarding this vulnerability.

Addendum

Microsoft Security Bulletin MS04-011 contains information regarding this issue.

If you have feedback, comments, or additional information about this vulnerability, please send us [email](<mailto:[email protected]?Subject=VU%23753212 Feedback>).

CVSS Metrics

Group	Score	Vector
Base
Temporal
Environmental

References

• <http://www.microsoft.com/technet/security/bulletin/ms04-011.mspx&gt;
• <http://www.eeye.com/html/Research/Advisories/AD20040413C.html&gt;

Acknowledgements

The Microsoft Security Bulletin credits eEye Digital Security for reporting this vulnerability.

This document was written by Jason A Rafail.

Other Information

CVE IDs:	CVE-2003-0533
Severity Metric:	35.44 Date Public: