IBM Support

JR63230: SECURITY APAR CVE-2021-20482 - XXE VULNERABILITY PRESENT IN TW.SYSTEM.SERIALIZER.FROMXML JAVASCRIPT API

Direct links to fixes

workflow.2102.delta.repository
20.0.3-WS-CP4A-BAW_Workflow_Server-JR63230
8.6.20020002-WS-BPM-IFJR63230
8.6.20020001-WS-BPM-IFJR63230
8.6.10019003-WS-BPM-IFJR63230
8.6.0.201803-WS-BPM-IFJR63230
8.5.7.201706-WS-BPM-IFJR63230

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You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • CVEID: CVE-2021-20482
Description: IBM Business Automation Workflow is vulnerable to
an XML External Entity Injection (XXE) attack when processing
XML data. A remote attacker could exploit this vulnerability to
expose sensitive information or consume memory resources.
CVSS Base Score: 7.1
CVSS Temporal Score:
https://exchange.xforce.ibmcloud.com/vulnerabilities/197504 for
more information
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L)
Affected Platforms:

PRODUCTS AFFECTED
IBM Business Automation Workflow
IBM Business Process Manager (BPM) Advanced
IBM BPM Standard
IBM BPM Express

Local fix

  • 



Problem summary


    

  • No additional information is available.

    



Problem conclusion


    

  • A fix is available or will be available that disables insecure
XML parsing features for this JavaScript API.

    



Temporary fix


    

  • 



Comments


    

  • 



APAR Information




    

  • APAR number
    JR63230
    • 

  • Reported component name
    CLOUD PAK FOR A
    • 

  • Reported component ID
    5737I2300
    • 

  • Reported release
    K00
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Special Attention
    NoSpecatt / Xsystem
    • 

  • Submitted date
    2021-02-09
    • 

  • Closed date
    2021-04-23
    • 

  • Last modified date
    2025-07-13
    • 





    

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

    
JR63229
    

    • 

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

    • 



Fix information


    

  • Fixed component name
    BUS AUTO WORKFL
    • 

  • Fixed component ID
    5737H4100
    • 



Applicable component levels


    








      
              
                            

              

              [{"Business Unit":{"code":"BU048","label":"IBM Software"},"Product":{"code":"SS8JB4","label":"IBM Business Automation Workflow"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"20.0.0.1","Line of Business":{"code":"LOB76","label":"Data Platform"}}]
              

                                                                    

          
 
        

      

    

      

        

          

            
Document Information


            

            


                        

            Modified date:
            

            14 July 2025
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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