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Security Bulletin: Incorrect authorization for update of process instance variables in IBM Business Process Manager (CVE-2016-0349)

Security Bulletin


Summary

Due to incorrect authorization for update of process instance variables, users without required permission can update process instance variables in IBM Business Process Manager.

Vulnerability Details

CVEID: CVE-2016-0349
DESCRIPTION:
IBM Business Process Manager allows authenticated users to update process instance variables by calling a REST API with incorrect authorization checks.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/111817 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N)

Affected Products and Versions

  • IBM Business Process Manager V8.5.7
  • IBM Business Process Manager V8.5.6 through V8.5.6.0 cumulative fix 2

Remediation/Fixes

Install the interim fixes for APAR JR55701 as appropriate for your current IBM Business Process Manager version.

Please note that the fix might be included in a cumulative fix.

Workarounds and Mitigations

None

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Important Note

IBM strongly suggests that all System z customers be subscribed to the System z Security Portal to receive the latest critical System z security and integrity service. If you are not subscribed, see the instructions on the System z Security web site. Security and integrity APARs and associated fixes will be posted to this portal. IBM suggests reviewing the CVSS scores and applying all security or integrity fixes as soon as possible to minimize any potential risk.

References

Off

Change History

24 June 2016: original document published

*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.

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Document Information

Modified date:
15 June 2018

UID

swg21981094