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AUSCERT External Security Bulletin Redistribution
ESB-2020.2215
Cross-Site Scripting vulnerability affect IBM Business Automation Workflow
and IBM Business Process Manager (BPM)
29 June 2020
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AusCERT Security Bulletin Summary
---------------------------------
Product: IBM Business Automation Workflow
IBM Business Process Manager
Publisher: IBM
Operating System: AIX
UNIX variants (UNIX, Linux, OSX)
Windows
Impact/Access: Cross-site Scripting -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2020-4557
Original Bulletin:
https://www.ibm.com/support/pages/node/6241338
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Summary
IBM Business Process Manager and IBM Business Automation Workflow are
vulnerable to a cross-site scripting attack.
Vulnerability Details
CVEID: CVE-2020-4557
DESCRIPTION: IBM Business Automation Workflow and IBM Business Process
Manager is vulnerable to 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.
CVSS Base score: 5.4
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
183611 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N)
Affected Products and Versions
+----------------------------+---------+
|Affected Product(s) |Version |
| |(s) |
+----------------------------+---------+
|IBM Business Automation |V20.0 |
|Workflow |V19.0 |
| |V18.0 |
+----------------------------+---------+
|IBM Business Process Manager|V8.6 |
| |V8.5 |
+----------------------------+---------+
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 JR62436 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 JR62436
- --OR--
. Apply cumulative fix Business Automation Workflow V20.0.0.2
For IBM Business Process Manager V8.6
. Upgrade to minimal cumulative fix levels as required by iFix and then apply
iFix JR62436
- --OR--
. Upgrade to Business Automation Workflow V20.0.0.2 or later
For IBM BPM V8.5
. Upgrade to IBM BPM V8.5.7, apply Cumulative Fix 2017.06 and then apply iFix
JR62436
- --OR--
. Upgrade to Business Automation Workflow V20.0.0.1 or later
For IBM BPM V8.0
. Upgrade to IBM BPM V8.0.1, apply Fix Pack 3 and then apply iFix JR62436
- --OR--
. Upgrade to Business Automation Workflow V20.0.0.1 or later
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
Subscribe to My Notifications to be notified of important product support
alerts like this.
References
Complete CVSS v3 Guide
On-line Calculator v3
Off
Related Information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
Change History
28 Jun 2020: Initial Publication
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