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Security Bulletin: IBM WebSphere Application Server, shipped as part of IBM Cloud Pak for Appplications, is vulnerable to an XML External Entity (XXE) Injection vulnerability (CVE-2021-20492)

Security Bulletin


Summary

Java Batch which is shipped with the IBM WebSphere Application Server Liberty and Traditional profiles, is vulnerable to an XML External Entity (XXE) Injection vulnerability (CVE-2021-20492)

Vulnerability Details

Refer to the security bulletin(s) listed in the Remediation/Fixes section

Affected Products and Versions

Principal Product(s) and Version(s)Affected Supporting Product(s) and Versions(s)
IBM Cloud Pak for Applications, All versions

WebSphere Application Server Liberty 

  • 17.0.0.3 - 21.0.0.5

WebSphere Application Server

  • 9
  • 8.5
  • 8

Remediation/Fixes

WebSphere Application Server Java Batch is vulnerable to an XML External Entity Injection (XXE) vulnerability (CVE-2021-20492)

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

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Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Change History

02 Jun 2021: Initial Publication

*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.

Disclaimer

Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

Document Location

Worldwide

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Document Information

Modified date:
02 June 2021

Initial Publish date:
02 June 2021

UID

ibm16458039

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