CVE-2020-4521

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 6.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-09-15 · updated 2026-06-17
Weakness: CWE-502

Description

IBM Maximo Asset Management 7.6.0 and 7.6.1 could allow a remote authenticated attacker to execute arbitrary code on the system, caused by an unsafe deserialization in Java. By sending specially-crafted request, an attacker could exploit this vulnerability to execute arbitrary code on the system. IBM X-Force ID: 182396.

Affected products

IBM Maximo Asset Management: from 7.6.0 before 7.6.0.10; from 7.6.1 before 7.6.1.2 — fixed in 7.6.0.10, 7.6.1.2

How to fix

Upgrade to a fixed version: IBM Maximo Asset Management 7.6.0.10, 7.6.1.2. Check the vendor advisory for mitigations.

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/182396
https://www.ibm.com/support/pages/node/6332587
https://exchange.xforce.ibmcloud.com/vulnerabilities/182396
https://www.ibm.com/support/pages/node/6332587

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