IBM WebSphere Application Server Liberty using openidConnectServer feature could allow spoofing identity by an authenticated user. This has been addressed.
DESCRIPTION: IBM WebSphere Application Liberty could allow an authenticated user using openidconnect to spoof another users identify.
CVSS Base score: 5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/180084 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L)
Affected Products and Versions
|WebSphere Application Server Liberty||220.127.116.11-18.104.22.168|
For WebSphere Application Server Liberty 22.214.171.124-126.96.36.199 using the openidConnectServer-1.0 feature:
· Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PH24154
· Apply Liberty Fix Pack 188.8.131.52 or later.
Additional interim fixes may be available and linked off the interim fix download page.
Workarounds and Mitigations
Get Notified about Future Security Bulletins
5 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.
According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES ""AS IS"" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.
08 June 2020