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VMware vCenter Server 5.5.x / 6.0.x / 6.5.x / 6.7.x Speculative Execution Side Channel Vulnerability (Foreshadow) (VMSA-2018-0020)

medium Nessus Plugin ID 111760

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Synopsis

A virtualization management application installed on the remote host is affected by a speculative execution side channel vulnerability.

Description

The version of VMware vCenter Server installed on the remote host is 5.5.x prior to 5.5u3j, 6.0.x prior to 6.0u3h, 6.5.x prior to 6.5u2c, or 6.7.x prior to 6.7.0d. It is, therefore, affected by a speculative execution side channel attack known as L1 Terminal Fault (L1TF). An attacker who successfully exploited L1TF may be able to read privileged data across trust boundaries.

Solution

Upgrade to the version, or later, referenced in the vendor advisory.

See Also

https://www.vmware.com/security/advisories/VMSA-2018-0020.html

https://foreshadowattack.eu/

Plugin Details

Severity: Medium

ID: 111760

File Name: vmware_vcenter_vmsa-2018-0020.nasl

Version: 1.12

Type: remote

Family: Misc.

Published: 8/15/2018

Updated: 4/27/2020

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.2

CVSS v2

Risk Factor: Medium

Base Score: 4.7

Temporal Score: 3.5

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

CVSS Score Source: CVE-2018-3646

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: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:vmware:vcenter_server

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

Exploit Ease: No known exploits are available

Patch Publication Date: 8/14/2018

Vulnerability Publication Date: 8/14/2018

Reference Information

CVE: CVE-2018-3646

BID: 105080

VMSA: 2018-0020