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Security Bulletin: IBM Spectrum Protect (formerly Tivoli Storage Manager) Windows Client password exposure (CVE-2016-8939)

Security Bulletin


IBM Spectrum Protect (formerly Tivoli Storage Manager) clients and agents store password information in the Windows Registry which can be compromised.

Vulnerability Details

CVEID: CVE-2016-8939
IBM Tivoli Storage Manager (IBM Spectrum Protect) clients/agents store password information in the Windows Registry in a manner which can be compromised.
CVSS Base Score: 6.2
CVSS Temporal Score: See for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)

Affected Products and Versions

The following versions of the IBM Spectrum Protect (formerly Tivoli Storage Manager) Windows Client are affected:

  • 8.1 all levels
  • 7.1 all levels
  • 6.4 all levels
  • 6.3 and below which are all EOS.


Refer to the Workarounds and Mitigations section.

Workarounds and Mitigations

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Related information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog


Kęstutis Gudinavičius from SEC Consult and
Jakob H. Heidelberg & Flemming Riis at Improsec ApS

Change History

31 May 2017 - 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.


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
Storage Management Tivoli Storage Manager Client Windows 5.5, 6.1, 6.2, 6.3, 6.4, 7.1 All Editions

Document information

More support for: IBM Spectrum Protect

Software version: 7.1, 8.1

Operating system(s): Windows

Software edition: All Editions

Reference #: 2003738

Modified date: 06 June 2017

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