Security Bulletin: Vulnerability in Apache CXF affects WebSphere Application Server Liberty

Summary

There are vulnerabilities in Apache CXF affects WebSphere Application Server Liberty used by IBM Streams. IBM Streams has addressed the applicable CVEs.

Vulnerability Details

CVEID:CVE-2019-12406
**DESCRIPTION:**Apache CXF is vulnerable to a denial of service, caused by the failure to restrict the number of message attachments present in a given message. By sending a specially-crafted message containing an overly large number of message attachments, a remote attacker could exploit this vulnerability to cause a denial of service condition.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/170974 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

Affected Products and Versions

Remediation/Fixes

NOTE: Fix Packs are available on IBM Fix Central.

To remediate/fix this issue, follow the instructions below:

Version 4.3.x: Apply 4.3.0 Fix Pack 1 (4.3.1.2) or higher .
Version 4.2.x: Apply 4.2.1 Fix Pack 4 (4.2.1.10) or higher .
Version 4.1.x: Apply 4.1.1 Fix Pack 6 (4.1.1.12) or higher .
Versions 4.0.x,3.2.x, 3.1.x, and 3.0.x: For versions earlier than 4.x.x, IBM recommends upgrading to a fixed, supported version/release/platform of the product. Customers who cannot upgrade and need to secure their installation should open a PMR with IBM Technical Support and request assistance securing their InfoSphere Streams system against the vulnerabilities identified in this Security Bulletin.

Workarounds and Mitigations

None