Security Bulletin
Summary
Samba is supported on IBM i. IBM i has addressed the applicable CVEs.
Vulnerability Details
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
Releases 7.2 and 7.3 of IBM i are affected.
Remediation/Fixes
The issue can be fixed by applying a PTF to the IBM i Operating System.
Releases 7.2 and 7.3 of IBM i are supported and will be fixed.
http://www-933.ibm.com/support/fixcentral/
The IBM i PTF numbers are:
Release 7.2 – SI64750
Release 7.3 – SI64751
Important note: IBM recommends that all users running unsupported versions of affected products upgrade to supported and fixed version of affected products.
Workarounds and Mitigations
None
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References
*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:
18 December 2019
UID
nas8N1022009