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Security Bulletin: IBM Security Information Queue does not prevent caching of sensitive pages

Security Bulletin


IBM Security Information Queue (ISIQ) allows web pages containing sensitive content to be cached by a browser and thus become vulnerable to attackers or malware. As of v1.0.3, the ISIQ web server instructs the browser to not cache the content.

Vulnerability Details

CVEID: CVE-2019-4218
DESCRIPTION: IBM Security Information Queue (ISIQ) allows web pages to be stored locally which can be read by another user on the system.
CVSS Base Score: 4
CVSS Temporal Score: See for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)

Affected Products and Versions

IBM Security Information Queue v1.0.0, v1.0.1, and v1.0.2


Download and install the latest IBM Security Information Queue images ( tagged at 1.0.3 or greater) from the Docker Hub repository, "i bmcorp / security_information_queue" :

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Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog


IBM X-Force Ethical Hacking Team: Warren Moynihan, Jonathan Fitz-Gerald, John Zuccato, Rodney Ryan, Chris Shepherd, Dmitriy Beryoza, Matt McCarty, Vincent Dragnea, Troy Fisher, Nathan Roane

*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.

Product Alias/Synonym


Document information

More support for: IBM Security Information Queue

Operating system(s): Linux

Reference #: 0886061

Modified date: 04 June 2019