Security Bulletin
Summary
WebSphere Application Server Liberty is vulnerable to a denial of service. This has been addressed.
Vulnerability Details
CVEID: CVE-2020-4590
DESCRIPTION: IBM WebSphere Application Server Liberty 17.0.0.3 through 20.0.0.9 running oauth-2.0 or openidConnectServer-1.0 server features is vulnerable to a denial of service attack conducted by an authenticated client. IBM X-Force ID: 184650.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/184650 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H)
Affected Products and Versions
| Affected Product(s) | Versions(s) |
| Log Analysis | 1.3.5.3 |
| Log Analysis | 1.3.6.0 |
| Log Analysis | 1.3.6.1 |
Remediation/Fixes
| Principal Product and Version(s) | Fix details |
| IBM Operations Analytics - Log Analysis version 1.3.5.3, 1.3.6.0 and 1.3.6.1 |
1. Upgrade current liberty version to Liberty Fix Pack 20.0.0.9 (use wlp-core-all-20.0.0.9.jar) by following the steps described in this note. Note : As Liberty Fix Pack 20.0.0.4 contain fix mention in Security Bulletin: Denial of service vulnerability in WebSphere Application Server Liberty (CVE-2020-4590). |
Workarounds and Mitigations
None
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References
Acknowledgement
Change History
24 Sep 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:
01 October 2020
UID
ibm16340079