Security Bulletin: IBM QRadar SIEM is vulnerable to Intel Microarchitectural Data Sampling (MDS) Vulnerabilites (CVE-2018-12126, CVE-2018-12127, CVE-2018-12130, CVE-2019-11091)

Summary

IBM QRadar SIEM is vulnerable to Intel Microarchitectural Data Sampling (MDS) Vulnerabilites

Vulnerability Details

CVEID:CVE-2019-11091
**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)

CVEID:CVE-2018-12130
**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)

CVEID:CVE-2018-12127
**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)

CVEID:CVE-2018-12126
**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

IBM QRadar/QRM/QVM/QRIF/QNI 7.2.8 Patch 17

IBM QRadar/QRM/QVM/QRIF/QNI 7.3.2 Patch 5

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