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Vulnerability record · CVE-2020-4926 · published 24 May 2022

CVE-2020-4926: Ibm elastic storage system missing authorization vulnerability

Ibm · Elastic Storage System

A vulnerability in the Spectrum Scale 5.1 core component and IBM Elastic Storage System 6.1 could allow unauthorized access to user data or injection of arbitrary data in the communication protocol. IBM X-Force ID: 191600.

9.1 CVSS 3.1 Critical EPSS 0.70% · top 48.8% CWE-862 · Missing authorization
9.1CVSS 3.1 base score, v2 6.4
0.70%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

A vulnerability in the Spectrum Scale 5.1 core component and IBM Elastic Storage System 6.1 could allow unauthorized access to user data or injection of arbitrary data in the communication protocol. IBM X-Force ID: 191600.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://exchange.xforce.ibmcloud.com/vulnerabilities/191600 VDB EntryVendor Advisory
https://www.ibm.com/support/pages/node/6565399 PatchVendor Advisory
https://www.ibm.com/support/pages/node/6589109 PatchVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/191600 VDB EntryVendor Advisory
https://www.ibm.com/support/pages/node/6565399 PatchVendor Advisory
https://www.ibm.com/support/pages/node/6589109 PatchVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.8CVE-2020-4241IBM Spectrum Scale and Spectrum Protect Plus OS Command InjectionIBM Spectrum Scale and IBM Spectrum Protect Plus versions 10.1.0 through 10.1.5 contain an OS command injection flaw (CWE-78). A remote authenticated…EPSS 66%analysed8.8CVE-2020-4242Ibm spectrum protect plus os command injection vulnerabilityIBM Spectrum Scale and IBM Spectrum Protect Plus 10.1.0 through 10.1.5 could allow a remote authenticated attacker to execute arbitrary commands on t…EPSS 4.6%8.8CVE-2019-4715Ibm spectrum scale os command injection vulnerabilityIBM Spectrum Scale 4.2 and 5.0 could allow a remote authenticated attacker to execute arbitrary commands on the system. By sending a specially-crafte…EPSS 4.0%8.2CVE-2020-4927Ibm spectrum scale information exposure vulnerabilityA vulnerability in the Spectrum Scale 5.0.5.0 through 5.1.6.1 core component could allow unauthorized access to user data or injection of arbitrary d…EPSS 0.35%7.8CVE-2021-29740Ibm spectrum scale vulnerabilityIBM Spectrum Scale 5.0.0 through 5.0.5.6 and 5.1.0 through 5.1.0.3 system core component is affected by a format string security vulnerability. An at…EPSS 0.33%7.8CVE-2021-29667Ibm spectrum scale csv injection vulnerabilityIBM Spectrum Scale 5.0.0 through 5.0.5.6 and 5.1.0 through 5.1.0.2 is potentially vulnerable to CSV Injection. A remote attacker could execute arbitr…EPSS 1.2%7.8CVE-2020-4273Ibm spectrum scale vulnerabilityIBM Spectrum Scale 4.2 and 5.0 could allow a local unprivileged attacker with intimate knowledge of the enviornment to execute commands as root using…EPSS 0.40%7.8CVE-2019-4558Ibm spectrum scale injection vulnerabilityA security vulnerability has been identified in all levels of IBM Spectrum Scale V5.0.0.0 through V5.0.3.2 and IBM Spectrum Scale V4.2.0.0 through V4…EPSS 1.2%

Source: NIST National Vulnerability Database (record CVE-2020-4926), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.