Security Bulletin: IBM Maximo Asset Management is vulnerable to Java Deserialization (CVE-2020-4521)

Summary

IBM Maximo Asset Management is vulnerable to Java Deserialization.

Vulnerability Details

CVEID:CVE-2020-4521
**DESCRIPTION:**IBM Maximo Asset Management 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.
CVSS Base score: 8.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/182396 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)

Affected Products and Versions

This vulnerability affects the following versions of the IBM Maximo Asset Management core product. Older versions of Maximo Asset Management may be impacted. The recommended action is to update to the latest version.

Maximo Asset Management core product versions affected:

Industry Solutions products affected if using an affected core version:
Maximo for Aviation
Maximo for Life Sciences
Maximo for Nuclear Power
Maximo for Oil and Gas
Maximo for Transportation
Maximo for Utilities

IBM Control Desk products affected if using an affected core version:
SmartCloud Control Desk
IBM Control Desk
Tivoli Integration Composer

• To determine the core product version, log in and view System Information. The core product version is the “Tivoli’s process automation engine” version. Please consult the Product Coexistence Matrix for a list of supported product combinations.

Remediation/Fixes

The recommended solution is to download the appropriate Interim Fix or Fix Pack from Fix Central (What is Fix Central?) and apply for each affected product as soon as possible. Please see below for information on the fixes available for each product, version, and release. Follow the installation instructions in the ‘readme’ documentation provided with each fix pack or interim fix.

For Maximo Asset Management 7.6:

Maximo Asset Management 7.6.0.10 iFix:

7.6.0.10-TIV-MBS-IFIX015 or latest Interim Fix available

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FixCentral

Workarounds and Mitigations

None