ESB-2018.2307 - [Win][Linux][Solaris][AIX] IBM Rational ClearQuest: Denial of service - Remote/unauthenticated 2018-08-10

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.2307
          Security Bulletin: A security vulnerability in OpenSSL
              affects IBM Rational ClearQuest (CVE-2018-0739)
                              10 August 2018

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

Product:           IBM Rational ClearQuest
Publisher:         IBM
Operating System:  AIX
                   Linux variants
                   Solaris
                   Windows
Impact/Access:     Denial of Service -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-0739  

Reference:         ASB-2018.0180
                   ASB-2018.0172
                   ASB-2018.0171
                   ASB-2018.0134
                   ESB-2018.2167

Original Bulletin: 
   https://www-01.ibm.com/support/docview.wss?uid=ibm10718373

- --------------------------BEGIN INCLUDED TEXT--------------------

Security Bulletin: A security vulnerability in OpenSSL affects IBM Rational
ClearQuest (CVE-2018-0739)

Document information
More support for: Rational ClearQuest
Software version: 8.0, 8.0.0.1, 8.0.0.2, 8.0.0.3, 8.0.0.4, 8.0.0.5, 8.0.0.6, 8.0.0.7, 8.0.0.8, 8.0.0.9, 8.0.0.10, 8.0.0.11, 8.0.0.12, 8.0.0.13, 8.0.0.14, 8.0.0.15, 8.0.0.16, 8.0.0.17, 8.0.0.18, 8.0.0.19, 8.0.0.20, 8.0.0.21, 8.0.1, 8.0.1.1, 8.0.1.2, 8.0.1.3, 8.0.1.4, 8.0.1.5, 8.0.1.6, 8.0.1.7, 8.0.1.8, 8.0.1.9, 8.0.1.10, 8.0.1.11, 8.0.1.12, 8.0.1.13, 8.0.1.14, 8.0.1.15, 8.0.1.16, 8.0.1.17, 9.0, 9.0.0.1, 9.0.0.2, 9.0.0.3, 9.0.0.4, 9.0.0.5, 9.0.0.6, 9.0.1, 9.0.1.1, 9.0.1.2, 9.0.1.3

Operating system(s): AIX, Linux, Solaris, Windows

Reference #: 0718373

Modified date: 09 August 2018

Security Bulletin

Summary

OpenSSL vulnerabilities were disclosed on March 27 2018 by the OpenSSL Project.
OpenSSL is used by IBM Rational ClearQuest. IBM Rational ClearQuest has
addressed the applicable CVE.

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)

Affected Products and Versions

Rational ClearQuest version 8 and 9  in the following components:

  o ClearQuest hooks and cqperl/ratlperl scripts that use SSL.
  o Database drivers configured to use SSL connections to the database.

+---------------------------------------+-------------------------------------+
|                Version                |               Status                |
+---------------------------------------+-------------------------------------+
|         9.0.1 through 9.0.1.3         |              Affected               |
+---------------------------------------+-------------------------------------+
|          9.0 through 9.0.0.6          |              Affected               |
+---------------------------------------+-------------------------------------+
|        8.0.1 through 8.0.1.17         |              Affected               |
+---------------------------------------+-------------------------------------+
|         8.0 through 8.0.0.21          |              Affected               |
+---------------------------------------+-------------------------------------+

Remediation/Fixes

Apply a fix pack as listed in the table below. The fix pack includes OpenSSL
1.0.2o.

+-------------------+---------------------------------------------------------+
| Affected Versions |                    Applying the fix                     |
+-------------------+---------------------------------------------------------+
|   9.0.1 through   |Install Rational ClearQuest Fix Pack 4 (9.0.1.4) for     |
|      9.0.1.3      |9.0.1                                                    |
|9.0 through 9.0.0.6|                                                         |
+-------------------+---------------------------------------------------------+
|   8.0.1 through   |Install Rational ClearQuest Fix Pack 18 (8.0.1.18) for   |
|     8.0.1.17      |8.0.1                                                    |
|    8.0 through    |                                                         |
|     8.0.0.21      |                                                         |
+-------------------+---------------------------------------------------------+

For 7.0.x, 7.1.x, 8.0.x and earlier releases, IBM recommends upgrading to a
fixed, supported version/release/platform of the product.

Workarounds and Mitigations

None.

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alerts like this.

Reference

Complete CVSS v3 Guide
On-line Calculator v3

OpenSSL Project vulnerability website

Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Change History

9 August 2018: Original version published

*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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