Where
-Infinity
0
Severity
6.8
Buffer Overflow, Integer Overflow
AV:N/AC:M/Au:N/C:P/I:P/A:P

Integer overflow in the StartEpa method in the nsepacom ActiveX control (nsepa.exe) in Citrix Access Gateway Enterprise Edition Plug-in for Windows 9.x before 9.3-57.5 and 10.0 before 10.0-69.4 allows remote attackers to execute arbitrary code via a crafted Content-Length HTTP header, which triggers a heap-based buffer overflow.

First published (updated )
Severity
9.3
Buffer Overflow
AV:N/AC:M/Au:N/C:C/I:C/A:C

Heap-based buffer overflow in the StartEpa method in the nsepacom ActiveX control (nsepa.exe) in Citrix Access Gateway Enterprise Edition Plug-in for Windows 9.x before 9.3-57.5 and 10.0 before 10.0-69.4 allows remote attackers to execute arbitrary code via a long CSEC HTTP response header.

First published (updated )
Severity
5
AV:N/AC:L/Au:N/C:N/I:P/A:N

Unspecified vulnerability in Citrix Access Gateway Standard Edition 5.0.x before 5.0.4.223524 allows remote attackers to access network resources via unknown attack vectors.

First published (updated )
Severity
9.3
Buffer Overflow
AV:N/AC:M/Au:N/C:C/I:C/A:C

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.

First published (updated )
Severity
9.3
Input Validation
AV:N/AC:M/Au:N/C:C/I:C/A:C

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 attempts to validate signed DLLs by checking the certificate subject, not the signature, which allows man-in-the-middle attackers to execute arbitrary code via HTTP header data referencing a DLL that was signed with a crafted certificate.

First published (updated )
Severity
10
AV:N/AC:L/Au:N/C:C/I:C/A:C

Unspecified vulnerability in Citrix Access Gateway Standard Edition 4.5.7 and earlier and Advanced Edition 4.5 HF2 and earlier allows attackers to bypass authentication and gain "access to network resources" via unspecified vectors.

First published (updated )

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