IBM WebSphere Application Server Liberty is vulnerable to identity spoofing with the appSecurity-1.0, appSecurity-2.0, appSecurity-3.0 or appSecurity-4.0 feature enabled. This has been addressed.
DESCRIPTION: IBM WebSphere Application Server Liberty and Open Liberty are vulnerable to identity spoofing by an authenticated user using a specially crafted request.
CVSS Base score: 5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/225604 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
|IBM WebSphere Application Server Liberty
|126.96.36.199 - 188.8.131.52
IBM strongly recommends addressing the vulnerability now by applying a currently available interim fix or fix pack that contains the APAR PH47867. To determine if a feature is enabled for IBM WebSphere Application Server Liberty, refer to How to determine if Liberty is using a specific feature.
For IBM WebSphere Application Server Liberty 184.108.40.206 - 220.127.116.11 using the appSecurity-1.0, appSecurity-2.0, appSecurity-3.0 or appSecurity-4.0 feature(s):
· Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PH47867
· Apply Liberty Fix Pack 18.104.22.168 or later (targeted availability 3Q2022).
Additional interim fixes may be available and linked off the interim fix download page.
Workarounds and Mitigations
Get Notified about Future Security Bulletins
To determine if a feature is enabled for IBM WebSphere Application Server Liberty, refer to How to determine if Liberty is using a specific feature.
The vulnerability was reported to IBM by Tom Tervoort from Secura.
07 July 2022: Initial Publication
11 July 2022: Updated with new APAR and interim fixes.
27 July 2022: Interim fixes have been updated
*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.
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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27 July 2022