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Security Bulletin: IBM MQ Internet Pass-Thru is vulnerable to an issue within IBM® Runtime Environment Java™ Technology Edition, Version 7. (CVE-2021-35603)

Security Bulletin


IBM MQ Internet Pass-Thru has addressed the following vulnerability in the IBM® Runtime Environment Java™ Technology Edition, Version 7 used by IBM MQ Internet Pass-Thru.

Vulnerability Details

CVEID:   CVE-2021-35603
DESCRIPTION:   An unspecified vulnerability in Java SE related to the JSSE component could allow an unauthenticated attacker to obtain sensitive information resulting in a low confidentiality impact using unknown attack vectors.
CVSS Base score: 3.7
CVSS Temporal Score: See: for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N)

Affected Products and Versions

Affected Product(s) Version(s)
IBM WebSphere Internet Pass-Thru 2.1


IBM WebSphere Internet Pass-Thru version 2.1 IBM strongly recommends that you address this vulnerability now by upgrading the MQIPT JRE to the latest available on the MS81: IBM MQ Internet Pass-Thru SupportPac page.
Note: This MQ IPT 2.1 JRE update is provided on Solaris platforms only, for users with appropriate extended support entitlement. Users of MQ IPT 2.1 on all other platforms should migrate to MQ IPT 9.2.

Workarounds and Mitigations


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Change History

21 June 2022: 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.


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

Document Location


[{"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Product":{"code":"SSYHRD","label":"IBM MQ"},"Component":"MQ Internet Pass-Thru","Platform":[{"code":"PF027","label":"Solaris"}],"Version":"2.1.0","Edition":"All","Line of Business":{"code":"LOB45","label":"Automation"}}]

Document Information

Modified date:
21 June 2022