Security Bulletin
Summary
Vulnerabilities in Samba affect IBM Spectrum Scale SMB protocol access method that:
- could allow a remote attacker to execute arbitrary code on the system, caused by a use-after-free memory error (CVE-2017-14746)
- could allow a remote attacker to obtain sensitive information, caused by a heap memory information leak (CVE-2017-15275)
Vulnerability Details
CVEID: CVE-2017-15275
DESCRIPTION: Samba could allow a remote attacker to obtain sensitive information, caused by a heap memory information leak. By sending a specially crafted request, an attacker could exploit this vulnerability to obtain password hashes or other high-value data.
CVSS Base Score: 7.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/135221 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
CVEID: CVE-2017-14746
DESCRIPTION: Samba could allow a remote attacker to execute arbitrary code on the system, caused by a use-after-free memory error. By sending a specially crafted SMB1 request, an attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base Score: 9.8
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/135222 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Affected Products and Versions
IBM Spectrum Scale 5.0.0.0
IBM Spectrum Scale 4.2.0.0 through 4.2.3.6
IBM Spectrum Scale 4.1.1.0 through 4.1.1.18
Remediation/Fixes
For IBM Spectrum Scale V5.0.0.0, apply V5.0.0.1 available from FixCentral at
https://www-945.ibm.com/support/fixcentral/swg/selectFixes?parent=Software%20defined%20storage&product=ibm/StorageSoftware/IBM+Spectrum+Scale&release=5.0.0&platform=All&function=all
For IBM Spectrum Scale V4.2.0.0 thru V4.2.3.6, apply V4.2.3.7 available from FixCentral at
https://www-945.ibm.com/support/fixcentral/swg/selectFixes?parent=Software%20defined%20storage&product=ibm/StorageSoftware/IBM+Spectrum+Scale&release=4.2.3&platform=All&function=all
For IBM Spectrum Scale V4.1.1.0 thru V4.1.1.18, apply V4.1.1.19 available from FixCentral at
https://www-945.ibm.com/support/fixcentral/swg/selectFixes?parent=Software%2Bdefined%2Bstorage&product=ibm/StorageSoftware/IBM+Spectrum+Scale&release=4.1.1&platform=All&function=all
If you cannot apply the latest level of service, contact IBM Service for an efix:
IBM Spectrum Scale 5.0.0.0, reference APAR IJ03838
IBM Spectrum Scale 4.2.0.0 through 4.2.3.6, reference APAR IJ03869
IBM Spectrum Scale V4.1.1.0 thru V4.1.1.18, reference APAR IJ03881
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
References
Change History
2 March 2018: Original Version Published
*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.
Was this topic helpful?
Document Information
Modified date:
01 August 2018
UID
ssg1S1012067