int(2015)

Vulnerability Bulletins


Ejecución de código arbitrario en Microsoft Internet Explorer

Vulnerability classification

Property Value
Confidence level official+tested
Impact Obtener acceso
Dificulty Principiante
Required attacker level Acceso remoto sin cuenta a un servicio estandar

System information

Property Value
Affected manufacturer Microsoft
Affected software Microsoft Internet Explorer <= 6 SP2 6.0.2900.2180

Description

Se ha descubierto una vulnerabilidad en Microsoft Internet Explorer 6 SP2 6.0.2900.2180 y versiones anteriores. La vulnerabilidad reside en un error al manejar el evento "" de JavaScript al llamar a la función "window()".

Un atacante remoto causar una denegación de servicio o ejecutar código arbitrario mediante una página Web especialmente diseñada que la victima tendría que visitar.

Existe un exploit público disponible.

Solution



Actualización de software

Microsoft
Internet Explorer 5.01 SP4 / Microsoft Windows 2000 SP4
http://www.microsoft.com/downloads/details.aspx?FamilyId=4005B74A-D6E6-4A32-A3B1-276686B4A428
Internet Explorer 6 SP1 / Microsoft Windows 2000 SP4, Microsoft Windows XP SP1
http://www.microsoft.com/downloads/details.aspx?FamilyId=A8443CD2-D98D-427B-9F0E-BD7E19FCB994
Internet Explorer 6 / Microsoft Windows XP SP2
http://www.microsoft.com/downloads/details.aspx?FamilyId=E4B5BA57-D4F2-4798-9154-2869E371C9D1
Internet Explorer 6 / Microsoft Windows Server 2003, Microsoft Windows Server 2003 SP1
http://www.microsoft.com/downloads/details.aspx?FamilyId=9D70FB20-C7C9-43AF-A864-6DBC9A542CC6
Internet Explorer 6 / Microsoft Windows Server 2003 Itanium, Microsoft Windows Server 2003 SP1 Itanium
http://www.microsoft.com/downloads/details.aspx?FamilyId=1EE790B9-E596-4344-AEC3-FCB3289D7E9C
Internet Explorer 6 / Microsoft Windows Server 2003 x64 Edition
http://www.microsoft.com/downloads/details.aspx?FamilyId=8E9C23E5-7988-42DA-A8BD-2C1A534BF995
Internet Explorer 6 / Microsoft Windows XP Professional x64 Edition
http://www.microsoft.com/downloads/details.aspx?FamilyId=E1652B4A-6339-4B31-8ACF-D2A844C24F70

Standar resources

Property Value
CVE CAN-2005-1790
BID

Other resources

Microsoft Security Advisory (911302)
http://www.microsoft.com/technet/security/advisory/911302.mspx

Microsoft Security Bulletin (MS05-054)
http://www.microsoft.com/technet/security/bulletin/ms05-054.mspx

Version history

Version Comments Date
1.0 Aviso emitido 2005-11-29
1.1 Aviso emitido por Microsoft (MS05-054) 2005-12-13
Ministerio de Defensa
CNI
CCN
CCN-CERT