Security Bulletin: There is a vulnerability in HTTP/2 protocol used by Netty on IBM Maximo Asset Management application (CVE-2023-44487)

Summary

There is a vulnerability in HTTP/2 protocol used by Netty on IBM Maximo Asset Management application.

Vulnerability Details

CVEID:CVE-2023-44487
**DESCRIPTION:**Multiple vendors are vulnerable to a denial of service, caused by a flaw in handling multiplexed streams in the HTTP/2 protocol. By sending numerous HTTP/2 requests and RST_STREAM frames over multiple streams, a remote attacker could exploit this vulnerability to cause a denial of service due to server resource consumption.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/268044 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

Product versions affected:

• 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 Platform 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 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 7.6.1.3 iFix:

7.6.1.3-TIV-MBS-IF018 or latest Interim Fix available

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FixCentral

Workarounds and Mitigations

None