An ActiveX control in gwcls1.dll in the client in Novell GroupWise 8.0 before 8.0.3 HP2 and 2012 before SP1 HP1 allows remote attackers to execute arbitrary code via (1) a pointer argument to the SetEngine method or (2) an XPItem pointer argument to an unspecified method.

The client in Novell GroupWise 8.0 before 8.0.3 HP2 and 2012 before SP1 HP1 allows remote attackers to execute arbitrary code or cause a denial of service (incorrect pointer dereference) via unspecified vectors.

Integer overflow in the WebConsole component in gwia.exe in GroupWise Internet Agent (GWIA) in Novell GroupWise 8.0 before 8.0.3 HP1 and 2012 before SP1 might allow remote attackers to execute arbitrary code via a crafted request that triggers a heap-based buffer overflow, as demonstrated by a request with -1 in the Content-Length HTTP header.

The client in Novell GroupWise before 8.0.3 HP4, 2012 before SP3, and 2014 before SP1 on Windows allows remote attackers to execute arbitrary code or cause a denial of service (invalid pointer dereference) via unspecified vectors.