VMSA-2019-0011 : ESXi patches address partial denial of service vulnerability in hostd process

medium Nessus Plugin ID 126699

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Synopsis

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

Description

Multiple failed login attempts to ESXi may cause the hostd service to become unresponsive resulting in a partial denial of service for management functionality.

A malicious actor with network access to an ESXi host could create a partial denial of service condition in management functionality.
Successful exploitation of this issue may cause hostd to become unresponsive resulting in conditions such as an ESXi host disconnecting from vCenter.

Solution

Apply the missing patches.

Plugin Details

Severity: Medium

ID: 126699

File Name: vmware_VMSA-2019-0011.nasl

Version: 1.5

Type: local

Family: VMware ESX Local Security Checks

Published: 7/15/2019

Updated: 1/8/2020

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 1.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2019-5528

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.6

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

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

Vulnerability Information

CPE: cpe:/o:vmware:esxi:6.5

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

Exploit Ease: No known exploits are available

Patch Publication Date: 7/9/2019

Vulnerability Publication Date: 7/11/2019

Reference Information

CVE: CVE-2019-5528

VMSA: 2019-0011

Detections

Analytics