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Vulnerability Bulletins


Múltiples vulnerabilidades en Internet Explorer

Vulnerability classification

Property Value
Confidence level Oficial
Impact Obtener acceso
Dificulty Experto
Required attacker level Acceso remoto sin cuenta a un servicio estandar

System information

Property Value
Affected manufacturer Microsoft
Affected software Internet Explorer 5.01 Service Pack 3 / Microsoft Windows 2000 Service Pack 3
Internet Explorer 5.01 Service Pack 4 / Microsoft Windows 2000 Service Pack 4
Internet Explorer 6 Service Pack 1 / Microsoft Windows 2000 Service Pack 3
Internet Explorer 6 Service Pack 1 / Microsoft Windows 2000 Service Pack 4
Internet Explorer 6 Service Pack 1 / Microsoft Windows XP Service Pack 1
Internet Explorer 6 / Microsoft Windows XP Service Pack 2
Internet Explorer 6 Service Pack 1 / Microsoft Windows XP 64-Bit Edition Service Pack 1 (Itanium)
Internet Explorer 6 / Microsoft Windows Server 2003
Internet Explorer 6 / Microsoft Windows Server 2003 Service Pack 1
Internet Explorer 6 / Microsoft Windows XP 64-Bit Edition Version 2003 (Itanium)
Internet Explorer 6 / Microsoft Windows Server 2003 Itanium-based Systems
Internet Explorer 6 / Microsoft Windows Server 2003 SP1 Itanium-based Systems
Internet Explorer 6 / Microsoft Windows Server 2003 x64 Edition
Internet Explorer 6 / Microsoft Windows XP Professional x64 Edition
Internet Explorer 5.5 Service Pack 2 / Microsoft Windows Millennium Edition
Internet Explorer 6 Service Pack 1 / Microsoft Windows 98
Internet Explorer 6 Service Pack 1 / Microsoft Windows 98 SE
Internet Explorer 6 Service Pack 1 / Microsoft Windows Millennium Edition

Description

Se han descubierto dos nuevas vulnerabilidades en Internet Explorer. Las vulnerabilidades son descritas a continuación:

- CAN-2005-1211: Vulnerabilidad de desbordamiento de búfer en el manejo de imágenes PNG. La explotación de esta vulnerabilidad podría permitir a un atacante remoto ejecutar código arbitrario mediante un sitio Web o un e-mail especialmente diseñado que la víctima debe intentar visualizar.

- CAN-2002-0648: Vulnerabilidad en el manejo de peticiones para mostrar contenido XML. La vulnerabilidad reside en que Internet Explorer no verifica si la fuente XML está redirigida. La explotación de esta vulnerabilidad podría permitir a un atacante remoto leer información XML de otro dominio de Internet Explorer mediante un sitio Web especialmente diseñado que la víctima debe visitar.

Solution



Actualización de software

Microsoft
Internet Explorer 5.01 Service Pack 3 / Microsoft Windows 2000 Service Pack 3
http://www.microsoft.com/downloads/details.aspx?FamilyId=5F577A83-67C6-45AE-B5C5-10D7C7FFA3D3
Internet Explorer 5.01 Service Pack 4 / Microsoft Windows 2000 Service Pack 4
http://www.microsoft.com/downloads/details.aspx?FamilyId=703859AF-CDD5-4348-8916-472A3FDF8667
Internet Explorer 6 Service Pack 1 / Microsoft Windows 2000 Service Pack 3
Internet Explorer 6 Service Pack 1 / Microsoft Windows 2000 Service Pack 4
Internet Explorer 6 Service Pack 1 / Microsoft Windows XP Service Pack 1
http://www.microsoft.com/downloads/details.aspx?FamilyId=A1809B9B-9B0F-4A9C-84A5-56B774920313
Internet Explorer 6 / Microsoft Windows XP Service Pack 2
http://www.microsoft.com/downloads/details.aspx?FamilyId=36EC67CA-94F6-4E55-ADCD-4406A3D6AADE
Internet Explorer 6 Service Pack 1 / Microsoft Windows XP 64-Bit Edition Service Pack 1 (Itanium)
http://www.microsoft.com/downloads/details.aspx?FamilyId=6AAE593C-8FFD-443F-B9AC-3F9F0F20A2EB
Internet Explorer 6 / Microsoft Windows Server 2003
Internet Explorer 6 / Microsoft Windows Server 2003 Service Pack 1
http://www.microsoft.com/downloads/details.aspx?FamilyId=2C58B8F7-4F2D-44DA-80EF-B83667B5AFD7
Internet Explorer 6 / Microsoft Windows XP 64-Bit Edition Version 2003 (Itanium)
Internet Explorer 6 / Microsoft Windows Server 2003 Itanium-based Systems
Internet Explorer 6 / Microsoft Windows Server 2003 SP1 Itanium-based Systems
http://www.microsoft.com/downloads/details.aspx?FamilyId=77E601E9-4EED-4671-8F3E-AD58A1E88041
Internet Explorer 6 / Microsoft Windows Server 2003 x64 Edition
Internet Explorer 6 / Microsoft Windows XP Professional x64 Edition
http://www.microsoft.com/downloads/details.aspx?FamilyId=1A7087F1-3AF2-4B33-9F04-6159FAA34C31

Standar resources

Property Value
CVE CAN-2005-1211
CAN-2002-0648
BID

Other resources

Microsoft Security Bulletin MS05-025
http://www.microsoft.com/technet/security/Bulletin/MS05-025.mspx

Version history

Version Comments Date
1.0 Aviso emitido 2005-06-15
Ministerio de Defensa
CNI
CCN
CCN-CERT