VMSA-2019-0008 : MDS Vulnerabilities (MDSUM/RIDL) (MFBDS/RIDL/ZombieLoad) (MLPDS/RIDL) (MSBDS/Fallout)

medium Nessus Plugin ID 125146

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New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Synopsis

The remote VMware ESXi host is missing one or more security-related patches.

Description

a. Hypervisor Specific and Hypervisor-Assisted Guest Mitigations for MDS vulnerabilities

vCenter Server, ESXi, Workstation, and Fusion updates support Hypervisor-Specific and Hypervisor-Assisted Guest Mitigations for MDS speculative execution vulnerabilities. These updates expose new CPU control bits via microcode listed in the table below to the Virtual Machine layer. VMware has evaluated the severity of these issues to be in the Moderate severity range with a maximum CVSSv3 base score of

Solution

Apply the missing patches.

See Also

http://lists.vmware.com/pipermail/security-announce/2019/000456.html

Plugin Details

Severity: Medium

ID: 125146

File Name: vmware_VMSA-2019-0008.nasl

Version: 1.5

Type: local

Published: 5/15/2019

Updated: 1/17/2020

Dependencies: ssh_get_info.nasl

Risk Information

CVSS Score Source: CVE-2019-11091

VPR

Risk Factor: High

Score: 7.7

CVSS v2

Risk Factor: Medium

Base Score: 4.7

Temporal Score: 3.5

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

Temporal Vector: E:U/RL:OF/RC:C

CVSS v3

Risk Factor: Medium

Base Score: 5.6

Temporal Score: 4.9

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

Temporal Vector: E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:vmware:esxi:6.0, cpe:/o:vmware:esxi:6.5, cpe:/o:vmware:esxi:6.7

Required KB Items: Host/local_checks_enabled, Host/VMware/release, Host/VMware/version

Exploit Ease: No known exploits are available

Patch Publication Date: 5/14/2019

Vulnerability Publication Date: 5/30/2019

Reference Information

CVE: CVE-2018-12126, CVE-2018-12127, CVE-2018-12130, CVE-2019-11091

VMSA: 2019-0008

IAVA: 2019-A-0167