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Security Bulletin: Vulnerability in Netty affects IBM Netcool Agile Service Manager

Security Bulletin


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

Affected Product(s)Version(s)
IBM Netcool Agile Service Manager1.1
  

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.

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References

Complete CVSS v3 Guide
On-line Calculator v3

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References

 

 

Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Change History

17 Fev 2020: Initial Publication

*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.

Disclaimer

Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

Document Location

Worldwide

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Document Information

Modified date:
18 February 2020

UID

ibm12893881

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