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Security Bulletin: Apache Tomcat as used in IBM QRadar SIEM is vulnerable to a denial of service (CVE-2019-10072)

Security Bulletin


Open source Apache Tomcat vulnerable to a publicly disclosed vulnerability

Vulnerability Details

CVEID: CVE-2019-10072
Description: Apache Tomcat is vulnerable to a denial of service, caused by HTTP/2 connection window exhaustion on write. By failing to send WINDOW_UPDATE messages, a remote attacker could exploit this vulnerability to block threads on the server and causing a denial of service.
CVSS Base Score: 7.5
CVSS Temporal Score: See for the current score
CVSS Environmental Score: *Undefined

Affected Products and Versions

· IBM QRadar 7.3 to 7.3.2 Patch 3

Workarounds and Mitigations


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Change History

August 15th, 2019: First Publish

*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 Location


[{"Business Unit":{"code":"BU008","label":"Security"},"Product":{"code":"SSBQAC","label":"IBM QRadar SIEM"},"Component":"Security Bulletin","Platform":[{"code":"PF016","label":"Linux"}],"Version":"7.3","Edition":"All Editions"}]

Document Information

Modified date:
15 August 2019