IBM Support

Security Bulletin: a CPU hardware utilizing speculative execution may be vulnerable to cache timing side-channel analysis known as Variant 4 or SpectreNG vulnerability affects IBM

Created by Ofra Shinitzky on
Published URL:
https://www.ibm.com/support/pages/node/731671
731671

Security Bulletin


Summary

IBM Security Guardium has addressed the following vulnerability.

Vulnerability Details

CVEID: CVE-2018-3639
DESCRIPTION: Multiple Intel CPU''s could allow a local attacker to obtain sensitive information, caused by utilizing sequences of speculative execution and speculative execution of memory reads before the addresses of all prior memory writes are known. By conducting targeted cache side-channel attacks, an attacker could exploit this vulnerability to bypass security restrictions and gain read access to privileged memory. Note: This vulnerability is the Speculative Store Bypass (SSB), also known as Variant 4 or "SpectreNG".
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/143569 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N)

Affected Products and Versions

Affected IBM Security Guardium

Affected Versions
IBM Security Guardium 10.0 - 10.5

Remediation/Fixes

 

Product
VRMF
Remediation / First Fix
IBM Security Guardium 10.0 - 10.5 http://www.ibm.com/support/fixcentral/swg/quickorder?parent=IBM%20Security&product=ibm/Information+Management/InfoSphere+Guardium&release=10.0&platform=All&function=fixId&fixids=SqlGuard_10.0p520_Bundle_Dec-06-2018&includeSupersedes=0&source=fc

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

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Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Acknowledgement

IBM X-Force Ethical Hacking Team: Warren Moynihan, Jonathan Fitz-Gerald, John Zuccato, Rodney Ryan, Chris Shepherd, Dmitriy Beryoza

Change History

Dec 19, 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.

Internal Use Only

115782

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Document Information

Modified date:
19 December 2018

UID

ibm10731671

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