CVE-2018-12126

Summary

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

Affected Software

Weaknesses

• Information Disclosure

ADP Enrichment

CVE Program Container

Additional References

• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00233.html
• https://www.synology.com/security/advisory/Synology_SA_19_24
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OH73SGTJ575OBCPSJFX6LX7KP2KZIEN4/
• http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00014.html
• https://access.redhat.com/errata/RHSA-2019:1455
• https://usn.ubuntu.com/3977-3/
• https://lists.debian.org/debian-lts-announce/2019/06/msg00018.html
• https://seclists.org/bugtraq/2019/Jun/28
• https://seclists.org/bugtraq/2019/Jun/36
• http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2019-003.txt
• https://cert-portal.siemens.com/productcert/pdf/ssa-616472.pdf
• http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20190712-01-mds-en
• http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00053.html
• http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00052.html
• https://www.freebsd.org/security/advisories/FreeBSD-SA-19:07.mds.asc
• https://access.redhat.com/errata/RHSA-2019:2553
• https://kc.mcafee.com/corporate/index?page=content&id=SB10292
• https://cert-portal.siemens.com/productcert/pdf/ssa-608355.pdf
• https://security.FreeBSD.org/advisories/FreeBSD-SA-19:26.mcu.asc
• https://seclists.org/bugtraq/2019/Nov/16
• https://seclists.org/bugtraq/2019/Nov/15
• http://packetstormsecurity.com/files/155281/FreeBSD-Security-Advisory-FreeBSD-SA-19-26.mcu.html
• https://www.debian.org/security/2020/dsa-4602
• https://seclists.org/bugtraq/2020/Jan/21
• https://security.gentoo.org/glsa/202003-56

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: partial

References

• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00233.html
• https://www.synology.com/security/advisory/Synology_SA_19_24
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OH73SGTJ575OBCPSJFX6LX7KP2KZIEN4/
• http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00014.html
• https://access.redhat.com/errata/RHSA-2019:1455
• https://usn.ubuntu.com/3977-3/
• https://lists.debian.org/debian-lts-announce/2019/06/msg00018.html
• https://seclists.org/bugtraq/2019/Jun/28
• https://seclists.org/bugtraq/2019/Jun/36
• http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2019-003.txt
• https://cert-portal.siemens.com/productcert/pdf/ssa-616472.pdf
• http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20190712-01-mds-en
• http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00053.html
• http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00052.html
• https://www.freebsd.org/security/advisories/FreeBSD-SA-19:07.mds.asc
• https://access.redhat.com/errata/RHSA-2019:2553
• https://kc.mcafee.com/corporate/index?page=content&id=SB10292
• https://cert-portal.siemens.com/productcert/pdf/ssa-608355.pdf
• https://security.FreeBSD.org/advisories/FreeBSD-SA-19:26.mcu.asc
• https://seclists.org/bugtraq/2019/Nov/16
• https://seclists.org/bugtraq/2019/Nov/15
• http://packetstormsecurity.com/files/155281/FreeBSD-Security-Advisory-FreeBSD-SA-19-26.mcu.html
• https://www.debian.org/security/2020/dsa-4602
• https://seclists.org/bugtraq/2020/Jan/21
• https://security.gentoo.org/glsa/202003-56

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