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Security Bulletin: A security vulnerability in IBM Rational ClearQuest with SSL/TLS communications (CVE-2016-2922)

Security Bulletin


Summary

IBM Rational ClearQuest is vulnerable to attacks on its SSL/TLS communications due to improper validation of server certificates.

Vulnerability Details

CVEID: CVE-2016-2922
DESCRIPTION: IBM ClearQuest (CQ OSLC linkages, EmailRelay) fails to check the SSL certificate against the requested hostname. It is subject to a man-in-the-middle attack with an impersonating server observing all the data transmitted to the real server.
CVSS Base Score: 3.7
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/113353 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N)

Affected Products and Versions

IBM Rational ClearQuest version 8 and 9 in the following components:

  • ClearQuest Web/CQ OSLC server/CM Server component, when configured to use SSL.
  • ClearQuest EmailRelay using secure connections.
ClearQuest version
Status
9.0.1 through 9.0.1.3
Affected
9.0 through 9.0.0.6
Affected
8.0 through 8.0.0.21 Affected
8.0.1 through 8.0.1.17 Affected

Remediation/Fixes

Apply a fix pack as listed in the table below.

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

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.

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

Change History

9 August 2018: Originally 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.

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 #: 0718377

Modified date: 09 August 2018


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