siteminderagent/SmMakeCookie.ccc in Netegrity SiteMinder does not ensure that the TARGET parameter names a valid redirection resource, which allows remote attackers to construct a URL that might trick users into visiting an arbitrary web site referenced by this parameter.
siteminderagent/SmMakeCookie.ccc in Netegrity SiteMinder places a session ID string in the value of the SMSESSION parameter in a URL, which might allow remote attackers to obtain the ID by sniffing, reading Referer logs, or other methods.
Netegrity SiteMinder before 4.11 allows remote attackers to bypass its authentication mechanism by appending "$/FILENAME.ext" (where ext is .ccc, .class, or .jpg) to the requested URL.