National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2009-3677 Detail

Description

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."

Source:  MITRE
Description Last Modified:  12/09/2009

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 10.0 HIGH
Vector: (AV:N/AC:L/Au:N/C:C/I:C/A:C) (V2 legend)
Impact Subscore: 10.0
Exploitability Subscore: 10.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.securitytracker.com/id?1023291
http://www.us-cert.gov/cas/techalerts/TA09-342A.html US Government Resource
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-071
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6209

References to Check Content

Identifier:
oval:org.mitre.oval:def:6209
Check System:
http://oval.mitre.org/XMLSchema/oval-definitions-5
Hyperlink:
http://oval.mitre.org/repository/data/DownloadDefinition?id=oval:org.mitre.oval:def:6209

Technical Details

Vulnerability Type (View All)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:microsoft:windows_2000:*:sp4:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:microsoft:windows_server_2008:*:*:itanium:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:microsoft:windows_server_2008:*:*:x32:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:microsoft:windows_server_2008:*:*:x64:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:microsoft:windows_vista:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:microsoft:windows_vista:*:*:x64:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:microsoft:windows_vista:*:sp1:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:microsoft:windows_vista:*:sp1:x64:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:microsoft:windows_xp:*:sp2:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:microsoft:windows_xp:*:sp3:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:microsoft:windows_xp:-:sp2:x64:*:*:*:*:*
     Show Matching CPE(s)


Change History

5 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2009-3677
NVD Published Date:
12/09/2009
NVD Last Modified:
02/26/2019