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Security Bulletin: Rational Test Control Panel component in Rational Test Workbench and Rational Test Virtualization Server uses an insecure hashing scheme for handling user passwords (CVE-2015-1913)

Security Bulletin


Rational Test Control Panel component stores MD5 hashes of user passwords, which has now proven to be insecure.

Vulnerability Details

CVE ID: CVE-2015-1913
Description: Rational Test Control Panel generates and stores an MD5 hash of users' passwords. The MD5 hash is persisted and used to authenticate the user the next time he/she logs into the server. The MD5 hash algorithm is understood to be vulnerable to an attack.

CVSS Base Score: 5
CVSS Temporal Score: See for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:N/C:P/I:N/A:N)

Affected Products and Versions

Rational Test Control Panel component in Rational Test Workbench and Rational Test Virtualization Server versions:

  • 8.0.0.x
  • 8.0.1.x
  • 8.5.0.x
  • 8.5.1.x
  • 8.6.0.x
  • 8.7.0.x


The fixes for the CVE(s) mentioned above have been incorporated into the latest fixpacks available from IBM.
Upgrade your installation as follows:

Visit IBM Fix Central to search for, download and apply the following fixpacks for your version of product:

  • All 8.0.0.x ->
  • All 8.0.1.x ->
  • All 8.5.0.x ->
  • All 8.5.1.x ->
  • All 8.6.0.x ->
  • All 8.7.0.x ->

Workarounds and Mitigations


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Complete CVSS v2 Guide
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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.


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.

Cross reference information
Segment Product Component Platform Version Edition
Software Development Rational Test Virtualization Server Rational Test Control Panel AIX, Linux, Solaris, Windows 8.0,,,,, 8.0.1,,,,,, 8.5,,,, 8.5.1,,,,, 8.6,,,, 8.7,

Document information

More support for: Rational Test Workbench
Rational Test Control Panel

Software version: 8.0,,,,, 8.0.1,,,,,, 8.5,,,, 8.5.1,,,,, 8.6,,,, 8.7,

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

Reference #: 1959298

Modified date: 18 June 2015