ESB-2018.2200 - [Linux] IBM QRadar: Unauthorised access - Remote/unauthenticated 2018-07-30

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.2200
 Security Bulletin: Apache Tomcat as used in IBM QRadar SIEM is vulnerable
       to security constraint bypass. (CVE-2018-1304, CVE-2018-1305)
                               30 July 2018

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           IBM QRadar
Publisher:         IBM
Operating System:  Linux variants
Impact/Access:     Unauthorised Access -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-1305 CVE-2018-1304 

Reference:         ASB-2018.0180
                   ESB-2018.2188
                   ESB-2018.2054
                   ESB-2018.1956
                   ESB-2018.1630
                   ESB-2018.1882.2

Original Bulletin: 
   https://www-01.ibm.com/support/docview.wss?uid=ibm10719117

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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

CVE ID:  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: 7.50
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


CVE ID:   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: 7.50
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

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

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.

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