CVE-2019-11091

medium

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

References

https://medium.com/tenable-techblog/meltdown-of-critical-ics-vulnerabilities-8af3a1a13e6a

https://www.tenable.com/blog/microarchitectural-data-sampling-speculative-execution-side-channel-vulnerabilities-found-in

https://www.synology.com/security/advisory/Synology_SA_19_24

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00233.html

https://www.freebsd.org/security/advisories/FreeBSD-SA-19:07.mds.asc

https://www.debian.org/security/2020/dsa-4602

https://usn.ubuntu.com/3977-3/

https://security.gentoo.org/glsa/202003-56

https://seclists.org/bugtraq/2020/Jan/21

https://seclists.org/bugtraq/2019/Nov/15

https://seclists.org/bugtraq/2019/Jun/36

https://seclists.org/bugtraq/2019/Jun/28

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OH73SGTJ575OBCPSJFX6LX7KP2KZIEN4/

https://lists.debian.org/debian-lts-announce/2019/06/msg00018.html

https://kc.mcafee.com/corporate/index?page=content&id=SB10292

https://cert-portal.siemens.com/productcert/pdf/ssa-616472.pdf

https://cert-portal.siemens.com/productcert/pdf/ssa-608355.pdf

https://access.redhat.com/errata/RHSA-2019:2553

https://access.redhat.com/errata/RHSA-2019:1455

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20190712-01-mds-en

http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2019-003.txt

http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00053.html

http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00052.html

http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00014.html

Details

Source: Mitre, NVD

Published: 2019-05-30

Risk Information

CVSS v2

Base Score: 4.7

Vector: CVSS2#AV:L/AC:M/Au:N/C:C/I:N/A:N

Severity: Medium

CVSS v3

Base Score: 5.6

Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N

Severity: Medium