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Security Bulletin: Security vulnerabilities have been identified in IBM WebSphere Application Server used by IBM InfoSphere Master Data Management

Security Bulletin


IBM WebSphere Application Server traditional is vulnerable to an XML External Entity (XXE) Injection vulnerability

Vulnerability Details

CVEID:   CVE-2021-20492
DESCRIPTION:   IBM WebSphere Application Server 8.0, 8.5, 9.0, and Liberty 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. IBM X-Force ID: 197793.
CVSS Base score: 6.5
CVSS Temporal Score: See: 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)
InfoSphere Master Data Management12.0
InfoSphere Master Data Management11.6


Principal Product and Version(s)Affected Supporting Product and VersionAffected Supporting Product Security Bulletin
IBM InfoSphere Master Data Management v12.0, v11.6IBM WebSphere Application Server version 9.0.

Workarounds and Mitigations


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Change History

22 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.


According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES ""AS IS"" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.

Document Location


[{"Business Unit":{"code":"BU029","label":"Data and AI"},"Product":{"code":"SS9PZ7","label":"InfoSphere Master Data Management"},"Component":"","Platform":[{"code":"PF016","label":"Linux"},{"code":"PF051","label":"Linux on IBM Z Systems"}],"Version":"12.0, 11.6","Edition":""}]

Document Information

Modified date:
22 June 2021