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ms09-020
About this tag
MS09-020 is a Microsoft security bulletin addressing a vulnerability in Internet Information Services (IIS) versions 5.1 and 6.0. The bulletin resolves the IIS WebDAV Authentication Bypass Vulnerability, identified as CVE-2009-1535. This security issue could allow an attacker to bypass authentication and gain unauthorized access to protected resources. The update was released in June 2009 as part of Microsoft's response to public reports of the vulnerability. Users and administrators are advised to apply the security update to mitigate the risk. The tag covers discussions and references to this specific bulletin and its associated security advisory (971492).
Revision Note: V2.0 (June 9, 2009): Advisory updated to reflect publication of security bulletin.
Summary: Microsoft has completed the investigation into a public report of this vulnerability. We have issued MS09-020 to address this issue. For more information about this issue...