IBM Support

IT40969: SECURITY VULNERABILITY - XML ENTITY EXPANSION IN WEBGUI

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APAR status

  • Closed as program error.

Error description

  • Security Vulnerability - XML Entity Expansion (Billion Laughs
Attack) leads to Denial of Service.

The IBM DataPower WebGUI may lead to a denial of service
condition if a sufficiently large set of recursive entity
references is defined in the XML request as URL parameter.

Local fix

  • 



Problem summary


    

  • DataPower WebGUI might lead to a denial of service condition if
a sufficiently large set of recursive entity references is
defined in the XML request as URL parameter.

    



Problem conclusion



Temporary fix


    

  • 



Comments


    

  • 



APAR Information




    

  • APAR number
    IT40969
    • 

  • Reported component name
    DATAPOWER
    • 

  • Reported component ID
    DP1234567
    • 

  • Reported release
    A0X
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Special Attention
    NoSpecatt / Xsystem
    • 

  • Submitted date
    2022-06-08
    • 

  • Closed date
    2022-06-15
    • 

  • Last modified date
    2022-06-15
    • 





    

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

    • 

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

    • 



Fix information


    

  • Fixed component name
    DATAPOWER
    • 

  • Fixed component ID
    DP1234567
    • 



Applicable component levels


    








      
              
                            

              

              [{"Line of Business":{"code":"LOB45","label":"Automation"},"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Product":{"code":"SS9H2Y","label":"IBM DataPower Gateways"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"A0X"}]
              

                          

          
 
        

      

    

      

        

          

            
Document Information


            

            


                        

            Modified date:
            

            16 June 2022
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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