CVE-2018-3620

Description

Systems with microprocessors utilizing speculative execution and address translations may allow unauthorized disclosure of information residing in the L1 data cache to an attacker with local user access via a terminal page fault and a side-channel analysis.

Category

5.6
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 3.16% Top 15%
Vendor Advisory gentoo.org Vendor Advisory ubuntu.com Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory FreeBSD.org Vendor Advisory debian.org Vendor Advisory fedoraproject.org Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory cisco.com Vendor Advisory fedoraproject.org Vendor Advisory ubuntu.com Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory debian.org Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory intel.com Vendor Advisory intel.com
Affected: Intel Corporation Multiple
Published at:
Updated at:

References

Link Tags
https://www.kb.cert.org/vuls/id/982149 third party advisory
http://www.securitytracker.com/id/1041451 vdb entry third party advisory
https://security.gentoo.org/glsa/201810-06 vendor advisory
https://usn.ubuntu.com/3741-2/ vendor advisory
https://access.redhat.com/errata/RHSA-2018:2393 third party advisory vendor advisory
https://usn.ubuntu.com/3823-1/ vendor advisory
https://access.redhat.com/errata/RHSA-2018:2389 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2018:2390 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2018:2403 third party advisory vendor advisory
http://www.securityfocus.com/bid/105080 vdb entry third party advisory
https://access.redhat.com/errata/RHSA-2018:2395 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2018:2384 third party advisory vendor advisory
https://usn.ubuntu.com/3740-2/ third party advisory vendor advisory
https://security.FreeBSD.org/advisories/FreeBSD-SA-18:09.l1tf.asc third party advisory vendor advisory
https://www.debian.org/security/2018/dsa-4274 vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XRFKQWYV2H4BV75CUNGCGE5TNVQCLBGZ/ vendor advisory
https://access.redhat.com/errata/RHSA-2018:2388 third party advisory vendor advisory
https://usn.ubuntu.com/3741-1/ third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2018:2603 vendor advisory
https://access.redhat.com/errata/RHSA-2018:2402 third party advisory vendor advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180814-cpusidechannel third party advisory vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V4UWGORQWCENCIF2BHWUEF2ODBV75QS2/ vendor advisory
https://usn.ubuntu.com/3742-2/ third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2018:2404 third party advisory vendor advisory
https://usn.ubuntu.com/3740-1/ third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2018:2391 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2018:2396 third party advisory vendor advisory
https://www.debian.org/security/2018/dsa-4279 vendor advisory
https://access.redhat.com/errata/RHSA-2018:2392 third party advisory vendor advisory
https://lists.debian.org/debian-lts-announce/2018/08/msg00029.html mailing list
https://usn.ubuntu.com/3742-1/ third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2018:2602 vendor advisory
https://lists.debian.org/debian-lts-announce/2018/09/msg00017.html mailing list
https://access.redhat.com/errata/RHSA-2018:2394 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2018:2387 third party advisory vendor advisory
https://www.oracle.com/security-alerts/cpujul2020.html
https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html
https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0
http://xenbits.xen.org/xsa/advisory-273.html third party advisory
https://foreshadowattack.eu/ third party advisory technical description
http://www.vmware.com/security/advisories/VMSA-2018-0021.html third party advisory
https://security.netapp.com/advisory/ntap-20180815-0001/ third party advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/ADV180018
https://support.f5.com/csp/article/K95275140 third party advisory
http://support.lenovo.com/us/en/solutions/LEN-24163 third party advisory
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20180815-01-cpu-en third party advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00161.html vendor advisory
https://www.synology.com/support/security/Synology_SA_18_45 third party advisory
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2018-0009 third party advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-254686.pdf
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03874en_us third party advisory
https://software.intel.com/security-software-guidance/software-guidance/l1-terminal-fault mitigation vendor advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-608355.pdf

Frequently Asked Questions

What is the severity of CVE-2018-3620?
CVE-2018-3620 has been scored as a medium severity vulnerability.
How to fix CVE-2018-3620?
To fix CVE-2018-3620, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-3620 being actively exploited in the wild?
It is possible that CVE-2018-3620 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-3620?
CVE-2018-3620 affects Intel Corporation Multiple.
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