ESB-2019.0696 - [Linux] IBM QRadar SIEM: Multiple vulnerabilities 2019-03-06

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2019.0696
        Security Bulletin: IBM QRadar SIEM Multiple vulnerabilities
                               6 March 2019

===========================================================================

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

Product:           IBM QRadar SIEM
Publisher:         IBM
Operating System:  Linux variants
Impact/Access:     Execute Arbitrary Code/Commands -- Remote/Unauthenticated      
                   Denial of Service               -- Remote/Unauthenticated      
                   Provide Misleading Information  -- Remote with User Interaction
                   Access Confidential Data        -- Remote/Unauthenticated      
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-11784 CVE-2018-11237 CVE-2018-10858
                   CVE-2018-1139 CVE-2018-0739 CVE-2018-0732

Reference:         ASB-2018.0117
                   ASB-2018.0113
                   ASB-2018.0095
                   ESB-2019.0658
                   ESB-2019.0624
                   ESB-2019.0553
                   ESB-2019.0506
                   ESB-2019.0489

Original Bulletin: 
   http://www.ibm.com/support/docview.wss?uid=ibm10874888
   http://www.ibm.com/support/docview.wss?uid=ibm10874886
   http://www.ibm.com/support/docview.wss?uid=ibm10874728
   http://www.ibm.com/support/docview.wss?uid=ibm10874734

Comment: This bulletin contains four (4) IBM security advisories.

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Security Bulletin: IBM QRadar SIEM is vulnerable to Apache Tomcat Publicly
disclosed vulnerability (CVE-2018-11784)

Document information

More support for: IBM QRadar SIEM

Software version: 7.3

Operating system(s): Linux

Software edition: All Editions

Reference #: 0874888

Modified date: 05 March 2019

Summary

Apache Tomcat Publicly disclosed vulnerability

Vulnerability Details

CVEID: CVE-2018-11784
Description: Apache Tomcat could allow a remote attacker to conduct phishing
attacks, caused by an open redirect vulnerability in the default servlet. An
attacker could exploit this vulnerability using a specially-crafted URL to
redirect a victim to arbitrary Web sites.
CVSS Base Score: 7.4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
150860 for the current score
CVSS Environmental Score: *Undefined
CVSS Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N
 

Affected Products and Versions

  o IBM QRadar SIEM 7.3.0 - 7.3.1 Patch 7

Remediation/Fixes

  o QRadar / QRM / QVM / QRIF / QNI 7.3.1 Patch 8

Workarounds and Mitigations

None

Change History

March 5th, 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.

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.

===============================================================================

Security Bulletin: IBM QRadar SIEM is vulnerable to Publicly disclosed Samba
vulnerabilities (CVE-2018-10858, CVE-2018-1139)

Document information

More support for: IBM QRadar SIEM

Software version: 7.3

Operating system(s): Linux

Software edition: All Editions

Reference #: 0874886

Modified date: 05 March 2019

Summary

Publicly disclosed Samba vulnerabilities

Vulnerability Details

CVEID: CVE-2018-10858
Description: Samba is vulnerable to a heap-based buffer overflow, caused by
improper bounds checking by libsmbclient. By sending an overly long filename,
a remote attacker could overflow a buffer and execute arbitrary code on the
system or cause the application to crash.
CVSS Base Score: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
148710 for the current score
CVSS Environmental Score: *Undefined
CVSS Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CVEID: CVE-2018-1139
Description: Samba could allow a remote attacker to obtain sensitive
information, caused by the use of weak NTLMv1 authentication over an SMB1
transport. An attacker could exploit this vulnerability using
man-in-the-middle techniques to read details passed between the samba server
and client.
CVSS Base Score: 5.4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
148707 for the current score
CVSS Environmental Score: *Undefined
CVSS Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
 

Affected Products and Versions

  o IBM QRadar SIEM 7.3.0 - 7.3.1 Patch 7

Remediation/Fixes

  o QRadar / QRM / QVM / QRIF / QNI 7.3.1 Patch 8

Workarounds and Mitigations

None


Change History

March 5th, 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.

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.

===============================================================================

Security Bulletin: IBM QRadar SIEM is vulnerable to publicly disclosed
vulnerabilities from OpenSSL (CVE-2018-0739, CVE-2018-0732)

Document information

More support for: IBM QRadar SIEM

Software version: 7.3

Operating system(s): Linux

Software edition: All Editions

Reference #: 0874728

Modified date: 05 March 2019

Summary

Publicly disclosed vulnerabilities from OpenSSL

Vulnerability Details

CVEID: CVE-2018-0739
Description: OpenSSL is vulnerable to a denial of service. By sending
specially crafted ASN.1 data with a recursive definition, a remote attacker
could exploit this vulnerability to consume excessive stack memory.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
140847 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

CVEID:  CVE-2018-0732
DESCRIPTION: OpenSSL is vulnerable to a denial of service, caused by the
sending of a very large prime value to the client by a malicious server during
key agreement in a TLS handshake. By spending an unreasonably long period of
time generating a key for this prime, a remote attacker could exploit this
vulnerability to cause the client to hang.
CVSS Base Score: 3.7
CVSS Temporal Score: See  https://exchange.xforce.ibmcloud.com/vulnerabilities
/144658 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L)

Affected Products and Versions

  o IBM QRadar SIEM 7.3.0 - 7.3.0 Patch 7

Remediation/Fixes

  o QRadar / QRM / QVM / QRIF / QNI 7.3.1 Patch 8

Workarounds and Mitigations

None

Change History

March 5th, 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.

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.

===============================================================================

Security Bulletin: IBM QRadar SIEM is vulnerable to publicly disclosed
vulnerability from GNU glibc (CVE-2018-11237)

Document information

More support for: IBM QRadar SIEM

Software version: 7.3

Operating system(s): Linux

Software edition: All Editions

Reference #: 0874734

Modified date: 05 March 2019

Summary

Publicly disclosed vulnerability from GNU glibc

Vulnerability Details

CVEID: CVE-2018-11237
Description: GNU glibc is vulnerable to a buffer overflow, caused by improper
bounds of checking by the mempcpy function. By sending a specially-crafted
request, a remote attacker could overflow a buffer and execute arbitrary code
on the system.
CVSS Base Score: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
143580 for the current score
CVSS Environmental Score: *Undefined
CVSS Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
 

Affected Products and Versions

  o IBM QRadar SIEM 7.3.0 - 7.3.1 Patch 7

Remediation/Fixes

  o QRadar / QRM / QVM / QRIF / QNI 7.3.1 Patch 8

Workarounds and Mitigations

None

Change History

March 5th, 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.

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.

- --------------------------END INCLUDED TEXT--------------------

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