What is CVE-2020-4412?

CVE-2020-4412 is a denial of service security vulnerability affecting the Spectrum Scale file system component.

What is the severity of CVE-2020-4412?

The severity of CVE-2020-4412 is medium with a CVSS score of 5.3.

Which versions of IBM Spectrum Scale are affected by CVE-2020-4412?

IBM Spectrum Scale versions 4.2.0.0 through 4.2.3.21 and 5.0.0.0 through 5.0.4.3 are affected by CVE-2020-4412.

Where can I find more information about CVE-2020-4412?

You can find more information about CVE-2020-4412 at the following references: [link1](https://exchange.xforce.ibmcloud.com/vulnerabilities/179987) and [link2](https://www.ibm.com/support/pages/node/6209004).

Vulnerability/
CVE-2020-4412

medium

5.3

18/5/2020

4/8/2024

CVE-2020-4412

First published: Mon May 18 2020(Updated: )

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.

Credit: psirt@us.ibm.com

Affected Software	Affected Version	How to fix
IBM Spectrum Scale	>=4.2.0.0<=4.2.3.21
IBM Spectrum Scale	>=5.0.0.0<=5.0.4.3
IBM AIX
Linux Linux kernel

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

IBM-6209004

Frequently Asked Questions

What is CVE-2020-4412?
CVE-2020-4412 is a denial of service security vulnerability affecting the Spectrum Scale file system component.
What is the severity of CVE-2020-4412?
The severity of CVE-2020-4412 is medium with a CVSS score of 5.3.
Which versions of IBM Spectrum Scale are affected by CVE-2020-4412?
IBM Spectrum Scale versions 4.2.0.0 through 4.2.3.21 and 5.0.0.0 through 5.0.4.3 are affected by CVE-2020-4412.
How can an attacker exploit CVE-2020-4412?
An attacker can force the Spectrum Scale mmfsd/mmsdrserv daemons to unexpectedly exit, causing a denial of service.
Where can I find more information about CVE-2020-4412?
You can find more information about CVE-2020-4412 at the following references: [link1](https://exchange.xforce.ibmcloud.com/vulnerabilities/179987) and [link2](https://www.ibm.com/support/pages/node/6209004).

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collector/ibm-support
source/IBM
agent/tags
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vendor/ibm
canonical/ibm spectrum scale
version/ibm spectrum scale/4.2.0.0
version/ibm spectrum scale/4.2.3.21
version/ibm spectrum scale/5.0.0.0
version/ibm spectrum scale/5.0.4.3
canonical/ibm aix
vendor/linux
canonical/linux linux kernel

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