PT-2020-18227 · Ibm · Ibm Spectrum Scale+1

Published 2020-10-20 · Updated 2020-10-20 · CVE-2020-4756

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions IBM Spectrum Scale versions 4.2.0.0 through 4.2.3.23 IBM Spectrum Scale versions 5.0.0.0 through 5.0.5.2 IBM Elastic Storage System versions 6.0.0 through 6.0.1.0

Description The issue allows a local attacker to invoke a subset of ioctls on the device with invalid arguments, which could crash the kernel and cause a denial of service.

Recommendations For IBM Spectrum Scale versions 4.2.0.0 through 4.2.3.23, update to a version outside of this range to resolve the issue. For IBM Spectrum Scale versions 5.0.0.0 through 5.0.5.2, update to a version outside of this range to resolve the issue. For IBM Elastic Storage System versions 6.0.0 through 6.0.1.0, update to a version outside of this range to resolve the issue.

Fix

Improper Resource Release

Weakness Enumeration

CWE-404

Related Identifiers

CVE-2020-4756

Affected Products

Ibm Elastic Storage System

Ibm Spectrum Scale

References · 5

• https://ibm.com/support/pages/node/6349475 · Vendor Advisory
• https://exchange.xforce.ibmcloud.com/vulnerabilities/188599 · Vendor Advisory
• https://ibm.com/support/pages/node/6349469 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-4756 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-4756 · Security Note