Security Bulletin: Incorrect authorization in IBM Business Automation Workflow and IBM Business Process Manager (BPM)

Summary

IBM Business Process Manager and IBM Business Automation Workflow allow an authenticated user to obtain sensitive information about another user.

Vulnerability Details

CVEID:CVE-2021-29751
**DESCRIPTION:**IBM Business Automation Workflow could allow an authenticated user to obtain sensitive information about another user under nondefault configurations.
CVSS Base score: 3.1
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/201779 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N)

Affected Products and Versions

For earlier and unsupported versions of the products, IBM recommends upgrading to a fixed, supported version of the product.

Remediation/Fixes

The recommended solution is to apply the Interim Fix (iFix) or Cumulative Fix (CF) containing APAR JR63662 as soon as practical:

• IBM Business Automation Workflow (including fix for IBM Business Process Manager V8.6.0.0 2018.03)
• IBM Business Process Manager Advanced
• IBM Business Process Manager Standard
• IBM Business Process Manager Express

For IBM Business Automation Workflow V18.0, V19.0, and V20.0
· Upgrade to minimal cumulative fix levels as required by iFix and then apply iFix JR63662
--OR–
· Apply cumulative fix Business Automation Workflow V21.0.2 or later

For IBM Business Process Manager V8.6
· Upgrade to minimal cumulative fix levels as required by iFix and then apply iFix JR63662
--OR–
· Upgrade to Business Automation Workflow V21.0.2 or later

For IBM BPM V8.5
· Upgrade to IBM BPM V8.5.7, apply Cumulative Fix 2017.06 and then apply iFix JR63662
--OR–
· Upgrade to Business Automation Workflow V21.0.2 or later

Workarounds and Mitigations

None