VMware Tools 10.3.x / 11.x / 12.x < 12.2.5 Authentication Bypass (VMSA-2023-0013)

low Nessus Plugin ID 177328

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Synopsis

The virtualization tool suite is installed on the remote Windows host is affected by an authentication bypass vulnerability.

Description

The version of VMware Tools installed on the remote Windows host is affected by an authentication bypass vulnerability in the vgauth module. A fully compromised ESXi host can force VMware Tools to fail to authenticate host-to-guest operations, impacting the confidentiality and integrity of the guest virtual machine.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Upgrade to VMware Tools version 12.2.5 or later.

Plugin Details

Severity: Low

ID: 177328

File Name: vmware_tools_win_vmsa-2023-0013.nasl

Version: 1.5

Type: local

Agent: windows

Family: Windows

Published: 6/14/2023

Updated: 9/8/2023

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.6

CVSS v2

Risk Factor: Low

Base Score: 2.3

Temporal Score: 1.9

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

CVSS Score Source: CVE-2023-20867

CVSS v3

Risk Factor: Low

Base Score: 3.9

Temporal Score: 3.6

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

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

Vulnerability Information

CPE: cpe:/a:vmware:tools

Required KB Items: SMB/Registry/Enumerated, installed_sw/VMware Tools

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 6/13/2023

Vulnerability Publication Date: 6/13/2023

CISA Known Exploited Vulnerability Due Dates: 7/14/2023

Reference Information

CVE: CVE-2023-20867

IAVA: 2023-A-0288-S

VMSA: 2023-0013

Detections

Analytics