Foi reportado pela Zero Day Initiative e pela iDEFENSE uma falha no serviço Presentation IMA Server da CITRIX que pode levar a um ataque de negação de serviço local (DoS) ou a execução de códigos arbitrários.

Versões afetadas:  Citrix Presentation Server 4.0 para Microsoft Windows 2003, Citrix Presentation Server 4.0 para Microsoft Windows 2000, Citrix Presentation Server 4.0 x64 Edition, Citrix MetaFrame Presentation Server 3.0 para Microsoft Windows 2003, Citrix MetaFrame Presentation Server 3.0 para Microsoft Windows 2000, Citrix MetaFrame XP 1.0 para Microsoft Windows 2000, Citrix Presentation Server 4.0 para Microsoft Windows 2003

A lista de atualizações pode ser vista a seguir...

MetaFrame XP 1.0 for Windows 2000 Server:

EN - http://support.citrix.com/article/CTX111115

FR - http://support.citrix.com/article/CTX111116

GE - http://support.citrix.com/article/CTX111117

JA - http://support.citrix.com/article/CTX111120

ES - http://support.citrix.com/article/CTX111119

MetaFrame XP 1.0 for Windows Server 2003:

EN - http://support.citrix.com/article/CTX111134

FR - http://support.citrix.com/article/CTX111136

GE - http://support.citrix.com/article/CTX111132

JA - http://support.citrix.com/article/CTX111131

ES - http://support.citrix.com/article/CTX111135

MetaFrame Presentation Server 3.0 for Windows 2000 Server:

EN - http://support.citrix.com/article/CTX111124

FR - http://support.citrix.com/article/CTX111126

GE - http://support.citrix.com/article/CTX111128

JA - http://support.citrix.com/article/CTX111129

ES - http://support.citrix.com/article/CTX111127

MetaFrame Presentation Server 3.0 for Windows Server 2003:

EN - http://support.citrix.com/article/CTX111142

FR - http://support.citrix.com/article/CTX111141

GE - http://support.citrix.com/article/CTX111140

JA - http://support.citrix.com/article/CTX111138

ES - http://support.citrix.com/article/CTX111139

Citrix Presentation Server 4.0 for Windows 2000 Server:

EN - http://support.citrix.com/article/CTX110938

FR - http://support.citrix.com/article/CTX111450

GE - http://support.citrix.com/article/CTX111451

JA - http://support.citrix.com/article/CTX111453

ES - http://support.citrix.com/article/CTX111452

Citrix Presentation Server 4.0 for Windows Server 2003:

EN - http://support.citrix.com/article/CTX110939

FR - http://support.citrix.com/article/CTX111468

GE - http://support.citrix.com/article/CTX111469

JA - http://support.citrix.com/article/CTX111467

ES - http://support.citrix.com/article/CTX111470

Citrix Presentation Server 4.0 for Windows Server 2003 x64 Editions:

EN - http://support.citrix.com/article/CTX111145

FR - http://support.citrix.com/article/CTX111146

GE - http://support.citrix.com/article/CTX111147

JA - http://support.citrix.com/article/CTX111149

ES - http://support.citrix.com/article/CTX111148

Aviso original