Fix cookie parsing, typo, and unused var

modules/exploits/unix/webapp/jira_hipchat_template.rb

@@ -78,14 +78,7 @@ class Metasploit3 < Msf::Exploit::Remote
   #
   # @return [Hash]
   def get_cookie_as_hash(cookie)
-    new_cookie = {}
-
-    cookie.split(';').each do |c|
-      cookie_name, cookie_value = c.scan(/(.+)=(.+)/).flatten
-      new_cookie[cookie_name.strip] = cookie_value.strip
-    end
-
-    new_cookie
+    Hash[*cookie.scan(/\s?([^, ;]+?)=([^, ;]*?)[;,]/).flatten]
   end
 
 
@@ -252,7 +245,7 @@ class Metasploit3 < Msf::Exploit::Remote
       'method'    => 'POST',
       'uri'       => uri,
       'headers'   => { 'X-Requested-With' => 'XMLHttpRequest' },
-      'cooke'     => "atlassian.xsrf.token=#{xsrf}; JSESSIONID=#{sid}",
+      'cookie'    => "atlassian.xsrf.token=#{xsrf}; JSESSIONID=#{sid}",
       'vars_post' => {
         'os_username' => jira_username,
         'os_password' => jira_password,
@@ -291,8 +284,6 @@ class Metasploit3 < Msf::Exploit::Remote
   #
   # @return [Hash]
   def get_login_prerequisites
-    prerequisites = {}
-
     uri = normalize_uri(target_uri.path, 'secure', 'Dashboard.jspa')
     res = send_request_cgi({ 'uri' => uri })