Auth bypass in IBM Elastic Storage System
CVE-2020-4926
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.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.
EPSS exploit prediction
EPSS: 0.007 (53.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 53.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: +0.000
Affected products
- IBM Elastic Storage System — versions 6.1
- IBM Elastic Storage System
- IBM Spectrum Scale — versions 5.1
- IBM Spectrum Scale
- Linux Kernel
Weakness classification (CWE)
References
- www.ibm.com/support/pages/node/6589109 (Patch, Vendor Advisory)
- www.ibm.com/support/pages/node/6565399 (Patch, Vendor Advisory)
- exchange.xforce.ibmcloud.com/vulnerabilities/191600 (VDB Entry, vdb-entry, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-4926?
- CVE-2020-4926 is a critical-severity vulnerability in IBM Elastic Storage System, classified under Missing Authorization. CVSS score: 9.1/10. Published 2022-05-24.
- How severe is CVE-2020-4926?
- Critical severity. CVSS v3 base score is 9.1 out of 10.