The Internet Authentication Service (IAS) in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, Vista Gold and SP1, and Server 2008 Gold does not properly verify the credentials in an MS-CHAP v2 Protected Extensible Authentication Protocol (PEAP) authentication request, which allows remote attackers to access network resources via a malformed request, aka "MS-CHAP Authentication Bypass Vulnerability."
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Affected Vendors & Products
References
History
No history.
MITRE
Status: PUBLISHED
Assigner: microsoft
Published: 2009-12-09T18:00:00
Updated: 2024-08-07T06:38:30.152Z
Reserved: 2009-10-13T00:00:00
Link: CVE-2009-3677
Vulnrichment
No data.
NVD
Status : Modified
Published: 2009-12-09T18:30:00.517
Modified: 2024-11-21T01:07:57.753
Link: CVE-2009-3677
Redhat
No data.