Security Bulletin
Summary
IBM QRadar SIEM is vulnerable to Intel Microarchitectural Data Sampling (MDS) Vulnerabilites
Vulnerability Details
DESCRIPTION: Microarchitectural Data Sampling Uncacheable Memory (MDSUM): Uncacheable memory on some microprocessors utilizing speculative execution may allow an authenticated user to potentially enable information disclosure via a side channel with local access. A list of impacted products can be found here: https://www.intel.com/content/dam/www/public/us/en/documents/corporate-information/SA00233-microcode-update-guidance_05132019.pdf
CVSS Base score: 3.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/160993 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N)
DESCRIPTION: Microarchitectural Fill Buffer Data Sampling (MFBDS): Fill buffers on some microprocessors utilizing speculative execution may allow an authenticated user to potentially enable information disclosure via a side channel with local access. A list of impacted products can be found here: https://www.intel.com/content/dam/www/public/us/en/documents/corporate-information/SA00233-microcode-update-guidance_05132019.pdf
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/160992 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N)
DESCRIPTION: Microarchitectural Load Port Data Sampling (MLPDS): Load ports on some microprocessors utilizing speculative execution may allow an authenticated user to potentially enable information disclosure via a side channel with local access. A list of impacted products can be found here: https://www.intel.com/content/dam/www/public/us/en/documents/corporate-information/SA00233-microcode-update-guidance_05132019.pdf
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/160991 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N)
DESCRIPTION: Microarchitectural Store Buffer Data Sampling (MSBDS): Store buffers on some microprocessors utilizing speculative execution may allow an authenticated user to potentially enable information disclosure via a side channel with local access. A list of impacted products can be found here: https://www.intel.com/content/dam/www/public/us/en/documents/corporate-information/SA00233-microcode-update-guidance_05132019.pdf
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/160990 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N)
Affected Products and Versions
· IBM QRadar 7.2.0 to 7.2.8 Patch 16
· IBM QRadar 7.3.0 to 7.3.2 Patch 4
Remediation/Fixes
Workarounds and Mitigations
Please note in order to fully mitigate CVE-2018-12126, CVE-2018-12127, CVE-2018-12130, and CVE-2019-11091, microcode will need to be updated on all appliances along with the Kernel update that is included in the QRadar Patch. Please see the links below for available microcode updates.
For Lenovo Appliance M5 Firmware installs using ISO/IMM, see:
Lenovo x3550 M5 and Lenovo x3650 M5
For Lenovo M4 Appliance Firmware installs using USB keys, see:
1U USB: Qradar_IMG_M4_1U_MT7914_x3550_6_0_0
2U USB: Qradar_IMG_M4_2U_MT5466_x3650_6_0_0
For Lenovo M4 Appliance Firmware installs using ISO/IMM, see:
1U ISO: Qradar_M4_1U_MT7914_x3550_6_0_0
2U ISO: Qradar_M4_2U_MT5466_x3650_6_0_0
M3 appliances do not require a firmware update
Get Notified about Future Security Bulletins
References
Change History
05 Nov 2019: 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:
06 November 2019
UID
ibm11103481