Security Bulletin
Summary
A denial of service vulnerability has been found in IBM Business Automation Workflow.
Vulnerability Details
CVEID: CVE-2018-1997
DESCRIPTION: IBM Business Automation Workflow and Business Process Manager are vulnerable to a denial of service attack. An authenticated attacker might send a specially crafted request that exhausts server-side memory.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/154774 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:N/A:L)
Affected Products and Versions
- IBM Business Automation Workflow V18.0.0.0 through V18.0.0.2
- IBM Business Process Manager V8.6.0.0 through V8.6.0.0 Cumulative Fix 2018.03
- IBM Business Process Manager Advanced V8.5.7.0 through V8.5.7.0 Cumulative Fix 2017.06
- IBM Business Process Manager Advanced V8.5.6.0 through V8.5.6.0 Cumulative Fix 2
-IBM Business Process Manager Advanced V8.5.5.0
Remediation/Fixes
The recommended solution is to apply the Interim Fix (iFix) or Cumulative Fix (CF) containing APAR JR60499 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
- IBM Business Process Manager Advanced
- IBM Business Process Manager Standard
- IBM Business Process Manager Express
For IBM Business Automation Workflow V18.0.0.0 through V18.0.0.2
· Upgrade to minimal cumulative fix levels as required by iFix and then apply iFix JR60499
Note that Business Automation Workflow 18.0.0.0 is a software bundle that includes IBM Business Process Manager V8.6.0.0 CF 2018.03. To download the fix for IBM Business Automation Workflow 18.0.0.0, download the fix labeled "8.6.0.201803-WS-BPM-IFJR60499".
--OR--
· Apply cumulative fix Business Automation Workflow V19.0.0.1
For IBM Business Process Manager V8.6.0.0 through V8.6.0.0 CF 2018.03
· Upgrade to minimal cumulative fix levels as required by iFix and then apply iFix JR60499
Note that Business Automation Workflow 18.0.0.0 is a software bundle that includes IBM Business Process Manager V8.6.0.0 CF 2018.03. To download the fix for IBM Business Process Manager V8.6.0.0 CF 2018.03, download the fix labeled "8.6.0.201803-WS-BPM-IFJR60499".
--OR--
· Upgrade to Business Automation Workflow V19.0.0.1
For IBM BPM V8.5.7.0 through V8.5.7.0 CF 2017.06
· Apply Cumulative Fix 2017.06 and then apply iFix JR60499
--OR--
· Upgrade to Business Automation Workflow V19.0.0.1
For IBM BPM V8.5.6.0 through V8.5.6.0 CF 2
· Apply CF2 and then apply iFix JR60499
--OR--
· Upgrade to Business Automation Workflow V19.0.0.1
For IBM BPM V8.5.5.
· Apply iFix JR60499
--OR--
· Upgrade to Business Automation Workflow V19.0.0.1
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
Change History
4 April 2019: initial version 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.
Internal Use Only
Advisory ID 14355
Product Record ID 128580, 127497
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Document Information
Modified date:
14 September 2022
UID
ibm10794831