Security Bulletin
Summary
There is a Swagger vulnerability that affects WebSphere Application Server Liberty. This affects the mpOpen-1.x and openAPI-3.x features. This vulnerability has been addressed.
Vulnerability Details
CVEID: CVE-2019-17495
DESCRIPTION: Swagger UI could allow a remote attacker to obtain sensitive information, caused by a CSS injection flaw. By using the relative path overwrite (RPO) attack technique, an attacker could exploit this vulnerability to obtain sensitive information.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/169050 for the current score.
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
| Affected Product(s) | Version(s) |
| WebSphere Application Server Liberty | 17.0.0.3 - 19.0.0.12 |
Remediation/Fixes
For WebSphere Application Server Liberty using mpOpenAPI-1.0, mpOpenAPI-1.1, openAPI-3.0 or openAPI-3.1 features:
· Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PH20161
--OR--
· Apply Fix Pack 20.0.0.1 or later (targeted availability 1Q2020).
Additional interim fixes may be available and linked off the interim fix download page.
Workarounds and Mitigations
None
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References
Change History
20 January 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:
20 January 2020
UID
ibm11274596