CVE-2020-4412

Severity: medium (CVSS 5.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-05-19 · updated 2026-06-17

Description

The Spectrum Scale 4.2.0.0 through 4.2.3.21 and 5.0.0.0 through 5.0.4.3 file system component is affected by a denial of service security vulnerability. An attacker can force the Spectrum Scale mmfsd/mmsdrserv daemons to unexpectedly exit, impacting the functionality of the Spectrum Scale cluster and the availability of file systems managed by Spectrum Scale. IBM X-Force ID: 179987.

Affected products

IBM Spectrum Scale: from 4.2.0.0 through 4.2.3.21; from 5.0.0.0 through 5.0.4.3

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/179987
https://www.ibm.com/support/pages/node/6209004
https://exchange.xforce.ibmcloud.com/vulnerabilities/179987
https://www.ibm.com/support/pages/node/6209004

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