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Security Bulletin: Samba vulnerability affects IBM Storwize V7000 Unified (CVE-2017-2619)

Security Bulletin


Summary

IBM Storwize V7000 Unified is shipped with Samba, for which a fix is available for security vulnerability.

Vulnerability Details

Samba is used in IBM Storwize V7000 Unified to enable file management and authentication services for Microsoft Windows environments.

CVEID: CVE-2017-2619
DESCRIPTION:
Samba could allow a remote authenticated attacker to launch a symlink attack, caused by a race condition A local attacker could exploit this vulnerability using SMB1 unix extensions to create a symbolic link from a temporary file to various files on the system, which could allow the attacker to view non-exported files.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/123775 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N)

Affected Products and Versions

IBM Storwize V7000 Unified
The product is affected when running code releases 1.5.0.0 to 1.6.2.2

Remediation/Fixes

A fix for this issue is in version 1.6.2.3 of IBM Storwize V7000 Unified. Version 1.5 is end of service. Customers running on this release of IBM Storwize V7000 Unified can upgrade to v1.6.2.3 for a fix.

Latest Storwize V7000 Unified Software

Workarounds and Mitigations

Mitigation(s): Ensure that all users who have access to the system are authenticated by another security system such as a firewall.

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References

Off

*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.

Internal Use Only

CQ S1063933 [PSIRT 8342] Product ID 94278 for IBM SONAS and 94279 for IFS - Open Source Samba Samba Vulnerabilities (CVE-2017-2619)

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Document Information

Modified date:
17 June 2018

UID

ssg1S1010689