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Security Bulletin: Apache Tomcat as used in IBM QRadar SIEM is vulnerable to security constraint bypass. (CVE-2018-1304, CVE-2018-1305)

Security Bulletin


Summary

Public disclosed vulnerability from Apache Tomcat

Vulnerability Details

CVEID: CVE-2018-1305
DESCRIPTION: Apache Tomcat could allow a remote attacker to bypass security restrictions, caused by the failure to properly enforce security constraints that are defined by annotations of Servlets in certain cases. An attacker could exploit this vulnerability to bypass security constraints to access restricted resources.
CVSS Base Score: 7.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/139475 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:H/A:N)

CVEID: CVE-2018-1304

DESCRIPTION: Apache Tomcat could allow a remote attacker to bypass security restrictions, caused by the failure to properly enforce security constraint definitions that contain a URL pattern of "" (the empty string) that exactly maps to the context root. An attacker could exploit this vulnerability to bypass security constraints to access restricted resources.
CVSS Base Score: 7.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/139476 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:H/A:N)


Affected Products and Versions

QRadar / QRM / QVM / QRIF / QNI 7.3.0 to 7.3.1 Patch 4

Remediation/Fixes

QRadar / QRM / QVM / QRIF / QNI 7.3.1 Patch 5

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

Reference

Complete CVSS v3 Guide
On-line Calculator v3

Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

*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

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 QRadar SIEM

Software version: 7.3

Operating system(s): Linux

Software edition: All Editions

Reference #: 0719117

Modified date: 06 February 2019