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computer vulnerability bulletin CVE-2018-3620

Intel processors: information disclosure via Foreshadow L1TF OS/SMM

Synthesis of the vulnerability

An attacker can bypass access restrictions to data via L1TF OS/SMM on Intel processors, in order to obtain sensitive information.
Impacted software: SNS, Arkoon FAST360, Cisco ASR, Nexus by Cisco, NX-OS, Cisco UCS, XenServer, Debian, Avamar, NetWorker, Unisphere EMC, BIG-IP Hardware, TMOS, Fedora, FortiAnalyzer, FortiGate, FortiManager, FortiOS, FreeBSD, HP ProLiant, QRadar SIEM, Juniper EX-Series, Juniper J-Series, Junos OS, Junos Space, SRX-Series, Linux, Windows 10, Windows 2008 R0, Windows 2008 R2, Windows 2012, Windows 2016, Windows 7, Windows 8, Windows (platform) ~ not comprehensive, Windows RT, OpenBSD, openSUSE Leap, Oracle Communications, pfSense, RHEL, SIMATIC, Slackware, SUSE Linux Enterprise Desktop, SLES, Synology DSM, Ubuntu, Unix (platform) ~ not comprehensive, vCenter Server, Xen.
Severity of this computer vulnerability: 2/4.
Consequences of a hack: data reading.
Attacker's origin: user shell.
Creation date: 16/08/2018.
Références of this announce: 525211, 528031, ADV180018, CERTFR-2018-AVI-385, CERTFR-2018-AVI-386, CERTFR-2018-AVI-387, CERTFR-2018-AVI-388, CERTFR-2018-AVI-390, CERTFR-2018-AVI-391, CERTFR-2018-AVI-392, CERTFR-2018-AVI-416, CERTFR-2018-AVI-419, CERTFR-2018-AVI-426, CERTFR-2018-AVI-557, CERTFR-2018-AVI-584, CERTFR-2019-AVI-169, CERTFR-2019-AVI-242, cisco-sa-20180814-cpusidechannel, cpuapr2019, CTX236548, CVE-2018-3620, DLA-1481-1, DLA-1506-1, DLA-1529-1, DSA-2018-170, DSA-2018-217, DSA-2019-030, DSA-4274-1, DSA-4279-1, DSA-4279-2, FEDORA-2018-1c80fea1cd, FEDORA-2018-f8cba144ae, FG-IR-18-002, Foreshadow, FreeBSD-SA-18:09.l1tf, HPESBHF03874, ibm10742755, INTEL-SA-00161, JSA10917, JSA10937, K95275140, openSUSE-SU-2018:2404-1, openSUSE-SU-2018:2407-1, RHSA-2018:2384-01, RHSA-2018:2387-01, RHSA-2018:2388-01, RHSA-2018:2389-01, RHSA-2018:2390-01, RHSA-2018:2391-01, RHSA-2018:2392-01, RHSA-2018:2393-01, RHSA-2018:2394-01, RHSA-2018:2395-01, RHSA-2018:2396-01, RHSA-2018:2602-01, RHSA-2018:2603-01, SSA:2018-240-01, SSA-254686, STORM-2018-005, SUSE-SU-2018:2328-1, SUSE-SU-2018:2332-1, SUSE-SU-2018:2344-1, SUSE-SU-2018:2362-1, SUSE-SU-2018:2366-1, SUSE-SU-2018:2374-1, SUSE-SU-2018:2380-1, SUSE-SU-2018:2381-1, SUSE-SU-2018:2384-1, SUSE-SU-2018:2596-1, SUSE-SU-2018:2637-1, Synology-SA-18:45, USN-3740-1, USN-3740-2, USN-3741-1, USN-3741-2, USN-3741-3, USN-3742-1, USN-3742-2, USN-3742-3, USN-3823-1, VIGILANCE-VUL-26998, VMSA-2018-0021, VU#982149, XSA-273, XSA-289.

Description of the vulnerability

An attacker can bypass access restrictions to data via L1TF OS/SMM on Intel processors, in order to obtain sensitive information.
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