IBM Support

IT41537: IBM HATS 9.7.0.2 SESSION HIJACKING ISSUE

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APAR status

  • Closed as program error.

Error description

  • Customer reported that the CSRF Attack prevention/XSS Security p
policy supported in HATS is not working after using the
penetration Burp Suite tool. With IBM HATS 9.7.0.2 they are
seeing a session hijacking issue. The customer was able to
change the JSESSIONID for user1 and user2. They then tried to
access the HATS application and encountered HATS1005 error
message however by modifying the URL they were able to proceed
to the next screen.

Local fix

  • Permanent fix will be added to the next HATS fix pack level.

Problem summary

  • ****************************************************************
* USERS AFFECTED:                                              *
* All HATS users                                               *
****************************************************************
* PROBLEM DESCRIPTION:                                         *
* The session can be hijacked when the cookie value is used in *
* another browser                                              *
****************************************************************
* RECOMMENDATION:                                              *
****************************************************************
Step to recreate the problem:
1. Create a web project and run on the Server
2. Login to the application and copy the cookie value using the
developer tools
3. Open the login page in a new browser and replace the copied
cookie value in this browser
4. The session from the previous browser gets continued in the
new browser

Problem conclusion

  • Code changes have been made to address this issue in HATS

Temporary fix

  • 



Comments


    

  • 



APAR Information




    

  • APAR number
    IT41537
    • 

  • Reported component name
    RATL HATS FOR 5
    • 

  • Reported component ID
    5724U6800
    • 

  • Reported release
    970
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Special Attention
    NoSpecatt / Xsystem
    • 

  • Submitted date
    2022-07-18
    • 

  • Closed date
    2022-08-25
    • 

  • Last modified date
    2022-09-09
    • 





    

  • APAR is sysrouted FROM one or more of the following:
    

    • 

  • APAR is sysrouted TO one or more of the following:
    

    • 



Modules/Macros


    

  • HATS

    



Fix information


    

  • Fixed component name
    RATL HATS FOR 5
    • 

  • Fixed component ID
    5724U6800
    • 



Applicable component levels


    








      
              
                            

              

              [{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SSXKAY","label":"Rational Host Access Transformation Services"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"970","Line of Business":{"code":"LOB35","label":"Mainframe SW"}}]
              

                          

          
 
        

      

    

      

        

          

            
Document Information


            

            


                        

            Modified date:
            

            09 September 2022
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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