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Vulnerability Bulletins


Desbordamiento de búfer en Microsoft Windows Server service

Vulnerability classification

Property Value
Confidence level Oficial
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 Windows 2000 Service Pack 4
Microsoft Windows XP Service Pack 1
Microsoft Windows XP Service Pack 2
Microsoft Windows XP Professional x64
Microsoft Windows Server 2003
Microsoft Windows Server 2003 SP1
Microsoft Windows Server 2003 Itanium
Microsoft Windows Server 2003 SP1 Itanium
Microsoft Windows Server 2003 x64

Description

Se ha descubierto una vulnerabilidad de tipo desbordamiento de búfer en varias versiones de Microsoft Windows. La vulnerabilidad reside en un error en el servicio "Server".

Un atacante remoto podría ejecutar código arbitrario mediante un mensaje RPC especialmente diseñado.

Solution



Actualización de software

Microsoft
Microsoft Windows 2000 Service Pack 4
http://www.microsoft.com/downloads/details.aspx?FamilyId=3b61153d-359f-4441-a448-24062cb2387c
Microsoft Windows XP Service Pack 1
Microsoft Windows XP Service Pack 2
http://www.microsoft.com/downloads/details.aspx?FamilyId=2996b9b6-03ff-4636-861a-46b3eac7a305
Microsoft Windows XP Professional x64
http://www.microsoft.com/downloads/details.aspx?FamilyId=314c7c2c-9a02-4e56-98cf-97703fecf0be
Microsoft Windows Server 2003
Microsoft Windows Server 2003 SP1
http://www.microsoft.com/downloads/details.aspx?FamilyId=a0058f39-6dea-4dfc-9dd6-4cb45b305dec
Microsoft Windows Server 2003 Itanium
Microsoft Windows Server 2003 SP1 Itanium
http://www.microsoft.com/downloads/details.aspx?FamilyId=af970833-2044-4284-937d-3beb2e2f286d
Microsoft Windows Server 2003 x64
http://www.microsoft.com/downloads/details.aspx?FamilyId=3b0c1954-fca5-4e95-abb2-6066a9d6bc76

Standar resources

Property Value
CVE CVE-2006-3439
BID

Other resources

Microsoft Security Bulletin (MS06-040)
http://www.microsoft.com/technet/security/bulletin/ms06-040.mspx

US-CERT - Technical Cyber Security Alert (TA06-220A)
http://www.us-cert.gov/cas/techalerts/TA06-220A.html

Microsoft Security Advisory (922437)
http://www.microsoft.com/technet/security/advisory/922437.mspx

Version history

Version Comments Date
1.0 Aviso emitido 2006-08-09
2.0 Existe una prueba de concepto disponible 2006-08-10
3.0 Exploit público disponible. Aviso emitido por Microsoft (922437) 2006-08-14
Ministerio de Defensa
CNI
CCN
CCN-CERT