Security Bulletin
Summary
IBM WebSphere Application Server Liberty Profile as embedded in TADDM is potentially vulnerable to a denial of service caused by an error in the Apache Commons FileUpload component.
It is also potentially vulnerable to a remote attack where the attacker could obtain sensitive information as a consequence of improperly handled responses under certain circumstances.
Vulnerability Details
CVEID: CVE-2016-5986
DESCRIPTION: IBM WebSphere Application Server and IBM WebSphere Application Server Liberty could allow a remote attacker to obtain sensitive information, caused by the improper handling of responses under certain conditions. An attacker could exploit this vulnerability to gain server identification information.
CVSS Base Score: 3.7
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/116556 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N)
CVEID: CVE-2016-3092
DESCRIPTION: Apache Tomcat is vulnerable to a denial of service, caused by an error in the Apache Commons FileUpload component. By sending file upload requests, an attacker could exploit this vulnerability to cause the server to become unresponsive.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/114336 for the current score
CVSS Environmental Score*: Undefined
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
TADDM 7.3.0.1-7.3.0.3
Remediation/Fixes
There is an eFix prepared on top of TADDM 7.3.0 FixPack 3
| Fix | VRMF | APAR | How to acquire fix |
| efix_wlp8558_PI67093_PI65853_FP320160323.zip | 7.3.0.3 | None | Download eFix |
Please get familiar with eFix readme in etc/<efix_name>_readme.txt
Note that the eFix requires manual deletion of the external/wlp directory.
Workarounds and Mitigations
The solution is to patch the embedded WebSphere Application Server Liberty Profile 8.5.5.8 with WebSphere patch P167093 and PI65853
Get Notified about Future Security Bulletins
References
Security Bulletin: Apache Commons FileUpload Vulnerability affects WebSphere Application Server (CVE-2016-3092)
Change History
14 Feb 2017: original document 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.
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Document Information
Modified date:
17 June 2018
UID
swg21998590