Security Bulletin: vulnerability in Logback might affect IBM Business Automation Workflow - CVE-2023-6481

Summary

The Documentation Generator for Case Solutions in IBM Business Automation Workflow might be affected by a vulnerability in LogBack.

Vulnerability Details

CVEID:CVE-2023-6481
**DESCRIPTION:**QOS.ch Sarl Logback is vulnerable to a denial of service, caused by a serialization flaw in the logback receiver component. By sending a specially crafted data, a local attacker could exploit this vulnerability to cause a denial of service condition.
CVSS Base score: 7.1
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/273013 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H)

Affected Products and Versions

V23.0.2 all fixes
V23.0.1 all fixes
V22.0.2 all fixes
V22.0.1 all fixes
V21.0.3 all fixes
V21.0.2 all fixes
V20.0.0.2 all fixes
V20.0.0.1 all fixes

| Not affected
IBM Business Automation Workflow traditional| V23.0.1 - V23.0.2
V22.0.1 - V22.0.2
V21.0.1 - V21.0.3.1
V20.0.0.1 - V20.0.0.2
V19.0.0.1 - V19.0.0.3| affected
IBM Business Automation Workflow Enterprise Service Bus| V23.0.1 - V23.0.2
V22.0.2| Not affected

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 DT257660 as soon as practical.

V23.0.1
V22.0.1 - V22.0.2
V21.0.1 - V21.0.3.0
V20.0.0.1 - V20.0.0.2
V19.0.0.1 - V19.0.0.3
V18.0.0.1 - V18.0.0.3

| Upgrade to a long term support release or the latest SSCD version. See IBM Business Automation Workflow and IBM Integration Designer Software Support Lifecycle Addendum

Workarounds and Mitigations

None