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Security Bulletin: Unauthorized Access Vulnerability affects IBM Tivoli Storage Manager Client (CVE-2016-2894)

Security Bulletin


Summary

When performing an archive and retrieve operation using a symbolic link, the IBM Tivoli Storage Manager (IBM Spectrum Protect) Client could allow a local user to access files they are otherwise not allowed to access.

Vulnerability Details

CVEID: CVE-2016-2894
DESCRIPTION: IBM Tivoli Storage Manager could allow a local user to obtain sensitive information from other user's files provided that user has performed an archive and retrieve operation, and has been done so using a symbolic link.
CVSS Base Score: 2.9
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/113066 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N)

Affected Products and Versions

The following levels of IBM Tivoli Storage Manager (IBM Spectrum Protect) Client are affected:

  • 7.1.0.0 through 7.1.4.x
  • 6.4.0.0 through 6.4.3.2
  • 6.3.0.0 through 6.3.2.5
  • 6.2, 6.1, and 5.5 all levels (these releases are EOS)

Remediation/Fixes

Tivoli Storage Manager Client Release

First
Fixing
VRM Level		APARPlatformLink to Fix / Fix Availability Target
7.17.1.6IT13686AIX
HP-UX
Linux
Solaris		http://www.ibm.com/support/docview.wss?uid=swg24042350
6.46.4.3.3IT13686AIX
HP-UX
Linux
Solaris		http://www.ibm.com/support/docview.wss?uid=swg24041144
6.36.3.2.6IT13686AIX
HP-UX
Linux
Solaris		http://www.ibm.com/support/docview.wss?uid=swg24037930
6.2, 6.1, and 5.5NoneNoneAIX
HP-UX
Linux
Solaris		Upgrade to a fixed level (7.1.6, 6.4.3.3, or 6.3.2.6).

Workarounds and Mitigations

None

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References

Complete CVSS v2 Guide
On-line Calculator v2

Complete CVSS v3 Guide
On-line Calculator v3

Off

Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Change History

30 June 2016 - Original version published
31 August 2016 - 6.3 fix added

*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

Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

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Document Information

Modified date:
17 June 2018

UID

swg21985579

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