Security Bulletin
Summary
There is a vulnerability in IBM WebSphere Application Server, used by IBM Spectrum Scale, which could allow a remote attacker to cause a denial of service.
Vulnerability Details
CVEID: CVE-2019-4720
DESCRIPTION: IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to a denial of service, caused by sending a specially-crafted request. A remote attacker could exploit this vulnerability to cause the server to consume all available memory. IBM X-Force ID: 172125.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/172125 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Affected Products and Versions
IBM Spectrum Scale V5.0.0.0 through V5.0.4.3
IBM Spectrum Scale V4.2.0.0 through V4.2.3.20
Remediation/Fixes
For IBM Spectrum Scale V5.0.0.0 thru 5.0.4.3, apply V5.0.4.4 available from FixCentral at:
For IBM Spectrum Scale V4.2.0.0 thru V4.2.3.20, apply V4.2.3.21 available from FixCentral at:
If you cannot apply the latest level of service, contact IBM Service for an efix:
- For IBM Spectrum Scale V5.0.0.0 through V5.0.4.3, reference APAR IJ24119
- For IBM Spectrum Scale V4.2.0.0 through V4.2.3.20, reference APAR IJ24099
Workarounds and Mitigations
None
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References
Acknowledgement
Change History
2 May 2020: Final version 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.
Document Location
Worldwide
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Document Information
Modified date:
02 May 2020
UID
ibm16192879