Security Bulletin
Summary
A Samba vulnerability affects IBM Spectrum Scale SMB protocol access method that could allow a remote authenticated attacker to execute arbitrary code on the system.
Vulnerability Details
CVEID: CVE-2021-44142
DESCRIPTION: Samba could allow a remote authenticated attacker to execute arbitrary code on the system, caused by an out-of-bounds heap read write in the VFS module vfs_fruit. By sending a specially-crafted request, an attacker could exploit this vulnerability to execute arbitrary code as root on the system.
CVSS Base score: 9.9
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/218420 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H)
Affected Products and Versions
Affected Product(s) | Version(s) |
IBM Spectrum Scale | 5.0.0 - 5.0.5.13 |
IBM Spectrum Scale | 5.1.0 - 5.1.3 |
Remediation/Fixes
For IBM Spectrum Scale V5.0.0.0 through V5.0.5.13, apply V5.0.5.14 available from FixCentral at:
For IBM Spectrum Scale V5.1.0 through V5.1.3, apply V5.1.3.1 or V5.1.2.3 or later available from FixCentral at:
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
References
Acknowledgement
Change History
28 Apr 2022: Initial Publication
*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.
Document Location
Worldwide
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Document Information
Modified date:
12 May 2022
UID
ibm16585728