Security Bulletin: Cross-Site Scripting vulnerability affect IBM Business Automation Workflow and IBM Business Process Manager (BPM) - CVE-2021-38893

Summary

Process Admin Console in IBM Business Process Manager and IBM Business Automation Workflow is vulnerable to a Cross-Site Scripting attack.

Vulnerability Details

CVEID:CVE-2021-38893
**DESCRIPTION:**IBM Business Process Manager 8.5 and 8.6 and IBM Business Automation Workflow 18.0, 19.0, 20.0 and 21.0 are vulnerable to stored cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session. IBM X-Force ID: 209512.
CVSS Base score: 6.4
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/209512 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/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 JR64102 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, V20.0, and V21.0
· Upgrade to minimal cumulative fix levels as required by iFix and then apply iFix JR64102
--OR–
· Apply cumulative fix Business Automation Workflow V21.0.3 or later

For IBM Business Process Manager V8.6
· Upgrade to minimal cumulative fix levels as required by iFix and then apply iFix JR64102
--OR–
· Upgrade to Business Automation Workflow V21.0.3 or later

For IBM BPM V8.5
· Upgrade to IBM BPM V8.5.7, apply Cumulative Fix 2017.06 and then apply iFix JR64102
--OR–
· Upgrade to Business Automation Workflow V21.0.3 or later

Workarounds and Mitigations

None