Security Bulletin
Summary
There is a potential spoofing attack in WebSphere Application Server using Form Login.
Vulnerability Details
CVEID: CVE-2017-1788
DESCRIPTION: IBM WebSphere Application Server installations using Form Login could allow a remote attacker to conducts spoofing attacks.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/137031 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
Affected Products and Versions
This vulnerability affects all versions of Liberty for Java in IBM Cloud up to and including v3.18.
Remediation/Fixes
To upgrade to Liberty for Java v3.19-20180313-1017 or higher, you must re-stage or re-push your application.
To find the current version of Liberty for Java in IBM Cloud being used, from the command-line Cloud Foundry client by running the following commands:
cf ssh <appname> -c cat "staging_info.yml"
Look for the following lines:
{"detected_buildpack":"Liberty for Java(TM) (WAR, liberty-18.0.0_1, buildpack-v3.19-20180313-1017, ibmjdk-1.8.0_20180214, env)","start_command":".liberty/initial_startup.rb"}
To re-stage your application using the command-line Cloud Foundry client, use the following command:
cf restage <appname>
To re-push your application using the command-line Cloud Foundry client, use the following command:
cf push <appname>
Workarounds and Mitigations
none.
Monitor IBM Cloud Status for Future Security Bulletins
Monitor the security notifications on the IBM Cloud Status page to be advised of future security bulletins.
References
Change History
3 April 2018: 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:
15 June 2018
UID
swg22015292