Security Bulletin
Summary
There is a denial of service in the Apache CXF library used by WebSphere Application Server. This has been addressed.
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
| Principal Product and Version(s) | Affected Supporting Product and Version |
|
IBM SPSS Analytic Server 3.0 IBM SPSS Analytic Server 2.1 IBM SPSS Analytic Server 2.0 |
IBM WebSphere Application Server Liberty 17.0.0.3 - 20.0.0.1 IBM WebSphere Application Server 9.0
|
Remediation/Fixes
The recommended solution is to apply the interim fix, Fix Pack or PTF containing APAR PH19989 for each named product as soon as practical.
For WebSphere Application Server and WebSphere Application Server Hypervisor Edition:
For Liberty 17.0.0.3-20.0.0.1 using jaxrs-2.0 or jaxrs-2.1 or jaxws-2.2 features:
· Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PH19989
--OR--
· Apply Liberty Fix Pack 20.0.0.2 or later (targeted availability 1Q2020).
For V9.0.0.0 through 9.0.5.2:
· Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PH19989
--OR--
· Apply Fix Pack 9.0.5.3 or later (targeted availability 1Q2020).
Additional interim fixes may be available and linked from the interim fix download page.
Workarounds and Mitigations
None
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References
Change History
20 May 2020: Initial Publication
*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.
Document Location
Worldwide
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Document Information
Modified date:
04 June 2020
UID
ibm16220246