Summary

A vulnerability in Netty used by IBM Netcool Agile Service Manager has been identified. IBM classes the vulnerability as unexploitable. However, Netcool Agile Service Manager has addressed the CVE.

Vulnerability Details

CVEID:CVE-2019-16869
**DESCRIPTION:**Netty before 4.1.42.Final mishandles whitespace before the colon in HTTP headers (such as a “Transfer-Encoding : chunked” line), which leads to HTTP request smuggling.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/167672 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N)

Affected Products and Versions

Remediation/Fixes

Update to IBM Netcool Agile Service Manager 1.1.7

To install Netcool® Agile Service Manager Version 1.1.7, you download the installation images from IBM® Passport Advantage®. You then follow standard installation procedures, whether you install a new instance of Agile Service Manager, or upgrade an existing version.

Download Netcool Agile Service Manager v1.1.7 (updated 31 January 2020)

Workarounds and Mitigations

Because Agile Service Manager either runs behind nginx with URL re-writing enabled or inside an ICP/OCP environment, we believe this vulnerability is unexploitable unless you had access to the servers running the ASM processes.