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Security Bulletin: IBM WebSphere Liberty XML External Entity (XXE) Injection security vulnerability in IBM FileNet Content Manager

Security Bulletin


Summary

IBM FileNet Content Manager Content Platform Engine (CPE) containers are vulnerable to IBM WebSphere Liberty XML External Entity (XXE) Injection security vulnerabilities.

Vulnerability Details

CVEID:   CVE-2021-20492
DESCRIPTION:   IBM WebSphere Application Server Java Batch 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: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/197793 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:L)

Affected Products and Versions

Affected Product(s)Version(s)
FileNet Content Manager5.5.4
FileNet Content Manager5.5.6

Remediation/Fixes

Update to one of the below releases to resolve this issue:

ProductVRMFAPARRemediation / First Fix
FileNet Content Manager

5.5.4
5.5.6

PJ46543
PJ46543
5.5.4.0-P8CPE-Container-IF005 - 7/16/2021
5.5.6.0-P8CPE-Container-IF002 - 8/13/2021

Only versions covered by continuous support for fixes are listed. Please apply the listed update to remediate.


Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

Off

IBM WebSphere Liberty security bulletins:
https://www.ibm.com/support/pages/node/6456017
https://www.ibm.com/blogs/psirt/security-bulletin-websphere-application-server-java-batch-is-vulnerable-to-an-xml-external-entity-injection-xxe-vulnerability-cve-2021-20492/

Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Acknowledgement

Change History

12 October 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

[{"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Product":{"code":"SSNVNV","label":"FileNet Content Manager"},"Component":"Content Platform Engine Containers","Platform":[{"code":"PF002","label":"AIX"},{"code":"PF016","label":"Linux"},{"code":"PF051","label":"Linux on IBM Z Systems"},{"code":"PF033","label":"Windows"}],"Version":"5.5.4; 5.5.6","Edition":"","Line of Business":{"code":"LOB45","label":"Automation"}}]

Document Information

Modified date:
12 October 2021

UID

ibm16456319

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