CVE-2018-3620

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    CVE-2018-3620

    Published: 14 Aug 2018Last Modified: 10 Jul 2026

    Summary:

    Details: 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.

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

    Affected packages

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High