CVE-2020-4851

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-03-16 · updated 2026-06-17
Weakness: CWE-74

Description

IBM Spectrum Scale 5.0.0 through 5.0.5.5 and 5.1.0 through 5.1.0.2 could allow a local user to poison log files which could impact support and development efforts. IBM X-Force ID: 190450.

Affected products

IBM Spectrum Scale: from 5.0.0.0 before 5.0.5.5; from 5.1.0.0 before 5.1.0.2 — fixed in 5.0.5.5, 5.1.0.2

How to fix

Upgrade to a fixed version: IBM Spectrum Scale 5.0.5.5, 5.1.0.2. Check the vendor advisory for mitigations.

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/190450
https://www.ibm.com/support/pages/node/6405774
https://exchange.xforce.ibmcloud.com/vulnerabilities/190450
https://www.ibm.com/support/pages/node/6405774

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