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Security Bulletin: Denial of Service vulnerability affects IBM Spectrum Protect Client and IBM Spectrum Protect for Virtual Environments (CVE-2018-1786)

Security Bulletin


Summary

IBM Spectrum Protect (formerly Tivoli Storage Manager) Client and IBM Spectrum Protect for Virtual Environments is vulnerable to a denial of service caused by incorrect accumulation of TCP/IP sockets in a CLOSE_WAIT state.

Vulnerability Details

CVEID: CVE-2018-1786
DESCRIPTION: IBM Spectrum Protect dsmc and dsmcad processes incorrectly accumulate TCP/IP sockets in a CLOSE_WAIT state. This can cause TCP/IP resource leakage and may result in a denial of service.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/148871 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

This security exposure affects the following products and levels:

  • IBM Spectrum Protect (formerly Tivoli Storage Manager) Client levels:
    - 8.1.0.0 through 8.1.6.0
    - 7.1.0.0 through 7.1.8.3
     
  • IBM Spectrum Protect for Virtual Environments (formerly Tivoli Storage Manager for Virtual Environments): Data Protection for VMware levels:
    - 8.1.0.0 through 8.1.6.0
    - 7.1.0.0 through 7.1 8.3
     
  • IBM Spectrum Protect for Virtual Environments (formerly Tivoli Storage for Virtual Environments): Data Protection for Hyper-V levels:
    -  8.1.0.0 through 8.1.6.0
    -  7.1.0.0 through 7.1.8.0

Remediation/Fixes

IBM Spectrum Protect Client Release First Fixing VRM Level APAR Platform Link to Fix
8.1 8.1.6.1 IT25837 AIX
HP-UX
Linux
Macintosh
Solaris
Windows

http://www.ibm.com/support/docview.wss?uid=swg24043653

 

7.1 7.1.8.4 IT25837 AIX
Linux
Solaris
Windows

http://www.ibm.com/support/docview.wss?uid=swg24044550

 

.

Data Protection for VMware Release First Fixing VRM Level APAR Platform Link to Fix
8.1 8.1.6.1 IT26344 Linux
Windows

http://www.ibm.com/support/docview.wss?uid=ibm10739257

 

7.1 7.1.8.4 IT26344 Linux
Windows

Data Protection for VMware 7.1 customers can upgrade to Data Protection for VMware 7.1.8.4 or apply the above 7.1.8.4 client fix.
Data Protection for VMware 7.1.8.4 link:

https://www.ibm.com/support/docview.wss?uid=swg24044553
Client 7.1.8.4 link:
http://www.ibm.com/support/docview.wss?uid=swg24044550

 

.

Data Protectin for Hyper-V Release First Fixing VRM Level APAR Platform Link to Fix
8.1 8.1.6.1 IT26345 Windows http://www.ibm.com/support/docview.wss?uid=ibm10739263
7.1     Windows

Apply the above 7.1.8.4 client fix using the following link:
http://www.ibm.com/support/docview.wss?uid=swg24044550

 

.

 

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

08 November 2018 - original version published
03 December 2018 - Add Solaris platform for Client 7.1.8.4 fix
12 December 2018 - Add AIX platform for Client 7.1.8.4 fix

*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.


Cross reference information
Product Component Platform Version Edition
IBM Spectrum Protect for Virtual Environments Linux, Windows 8.1, 7.1

Document information

More support for: IBM Spectrum Protect

Component: Client

Software version: 7.1, 8.1

Operating system(s): AIX, HP-UX, Linux, Mac OS, Solaris, Windows

Reference #: 0738765

Modified date: 12 December 2018


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