CVE-2020-4492: Medium severity IBM Spectrum Scale vulnerability

Published Aug 4, 2020
·
Updated

IBM Spectrum Scale could allow a local attacker to cause a denial of service crashing the kernel by sending a subset of ioctls on the device with invalid arguments.

Other sources

IBM Spectrum Scale V5.0.0.0 through V5.0.4.3 and V4.2.0.0 through V4.2.3.21 could allow a local attacker to cause a denial of service crashing the kernel by sending a subset of ioctls on the device with invalid arguments. IBM X-Force ID: 181992.

Affected Software

2 affected components
IBM Spectrum Scale>=4.2.0.0<=4.2.3.21
IBM Spectrum Scale>=5.0.0.0<=5.0.4.3

Event History

Aug 4, 2020
CVE Published
via IBM·12:00 AM
Data Sourced
via IBM·12:00 AM
DescriptionSeverityAffected Software
Aug 31, 2020
CVE Published
via MITRE·12:55 PM
Data Sourced
via MITRE·12:55 PM
DescriptionSeverityWeakness

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is the vulnerability ID of this vulnerability?

The vulnerability ID of this vulnerability is CVE-2020-4492.

2

What is the severity of CVE-2020-4492?

The severity of CVE-2020-4492 is medium.

3

How can a local attacker exploit CVE-2020-4492?

A local attacker can exploit CVE-2020-4492 by sending a subset of ioctls on the device with invalid arguments, causing a denial of service that crashes the kernel.

4

Which versions of IBM Spectrum Scale are affected by CVE-2020-4492?

IBM Spectrum Scale V5.0.0.0 through V5.0.4.3 and V4.2.0.0 through V4.2.3.21 are affected by CVE-2020-4492.

5

How can I fix the vulnerability CVE-2020-4492?

To fix CVE-2020-4492, it is recommended to apply the latest updates or patches provided by IBM.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203