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CVE-2020-4925: Security Bulletin: A vulnerability has been identified in IBM Spectrum Scale where mmfsd daemon can be prevented from servicing requests (CVE-2020-4925)

A security vulnerability in the Spectrum Scale 5.0 and 5.1 allows a non-root user to overflow the mmfsd daemon with requests and preventing the daemon to service other requests. IBM X-Force ID: 191599.

CVE
#vulnerability#linux

Summary

A security vulnerability has been identified in all levels of IBM Spectrum Scale where mmfsd daemon can be prevented from servicing requests. A fix for this vulnerability is available

Vulnerability Details

CVEID: CVE-2020-4925
DESCRIPTION: A security vulnerability in the Spectrum Scale allows a non-root user to overflow the mmfsd daemon with requests and preventing the daemon to service other requests.
CVSS Base score: 6.2
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/191599 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

Affected Product(s)

Version(s)

IBM Spectrum Scale

ALL

Workarounds and Mitigations

None

References

Off

Change History

11 Feb 2022: 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

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.

Document Location

Worldwide

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