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Security Bulletin: Vulnerabilities in Ruby on Rails affect IBM BigFix Inventory v9 (CVE-2019-5419).

Security Bulletin


There are multiple vulnerabilities in Ruby On Rails that is used by IBM BigFix Inventory.

Vulnerability Details

CVEID:  CVE-2019-5419
DESCRIPTION: Ruby on Rails Action View module is vulnerable to a denial of service, caused by improper input validation. By sending specially-crafted accept headers, a remote attacker could exploit this vulnerability to cause a denial of service condition.
CVSS Base Score: 5.3 
CVSS Temporal Score: See for the current score 
CVSS Environmental Score*: Undefined  
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

Affected Products and Versions

IBM BigFix Inventory v9.x


Upgrade to version or later using the following procedure:

  • In IBM Endpoint Manager console, expand IBM BigFix Inventory node under Sites node in the tree panel.
  • Click Fixlets and Tasks node. Fixlets and Tasks panel will be displayed on the right.
  • In the Fixlets and Tasks panel locate Upgrade to the latest version of IBM BigFix Inventory 9.x fixlet and run it against the computer that hosts your server.

Workarounds and Mitigations


Get Notified about Future Security Bulletins


Complete CVSS v3 Guide
On-line Calculator v3

Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Change History

8 August 2019: Corrected version in which it is fixed
29 July 2019: Original version published

*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.


According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES ""AS IS"" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.

Document information

More support for: IBM BigFix Inventory

Software version: 9.2

Operating system(s): Platform Independent

Reference #: 0961362

Modified date: 09 August 2019