Citrix Access Gateway Plug-in ActiveX Control Multiple Code Execution Vulnerabilities

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  Severity: CRITICAL

  CVE Identifier: CVE-2011-2882

  Advisory Date: JUL 21, 2015

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  DESCRIPTION

Stack-based buffer overflow in the NSEPA.NsepaCtrl.1 ActiveX control in nsepa.ocx in Citrix Access Gateway Enterprise Edition 8.1 before 8.1-67.7, 9.0 before 9.0-70.5, and 9.1 before 9.1-96.4 allows remote attackers to execute arbitrary code via crafted HTTP header data.

  TREND MICRO PROTECTION INFORMATION

Apply associated Trend Micro DPI Rules.

  SOLUTION

  Trend Micro Deep Security DPI Rule Number: 1004799

  Trend Micro Deep Security DPI Rule Name: 1004799 - Citrix Access Gateway Plug-in ActiveX Control Multiple Code Execution Vulnerabilities

  AFFECTED SOFTWARE AND VERSION

• citrix access_gateway 8.1
• citrix access_gateway 9.0
• citrix access_gateway 9.1