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

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:

  • ClearQuest hooks and cqperl/ratlperl scripts that use SSL.
  • 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 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

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.

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


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