CVE-2023-20900

2023-08-3110:15:08

Alpine Linux Development Team

security.alpinelinux.org

malicious actor

guest operation privileges

privilege elevation

guest alias

virtual machine

7.5 High

CVSS3

Attack Vector

ADJACENT

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

7.7 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

45.1%

JSON

A malicious actor that has been granted Guest Operation Privileges https://docs.vmware.com/en/VMware-vSphere/8.0/vsphere-security/GUID-6A952214-0E5E-4CCF-9D2A-90948FF643EC.html in a target virtual machine may be able to elevate their privileges if that target virtual machine has been assigned a more privileged Guest Alias https://vdc-download.vmware.com/vmwb-repository/dcr-public/d1902b0e-d479-46bf-8ac9-cee0e31e8ec0/07ce8dbd-db48-4261-9b8f-c6d3ad8ba472/vim.vm.guest.AliasManager.html .

OSVersionArchitecturePackageVersionFilename
Alpineedge-communitynoarchopen-vm-tools< 12.3.0-r0UNKNOWN
Alpine3.18-communitynoarchopen-vm-tools< 12.3.0-r0UNKNOWN
Alpine3.19-communitynoarchopen-vm-tools< 12.3.0-r0UNKNOWN
Alpine3.20-communitynoarchopen-vm-tools< 12.3.0-r0UNKNOWN

OS	Version	Architecture	Package	Version	Filename
Alpine	edge-community	noarch	open-vm-tools	< 12.3.0-r0	UNKNOWN
Alpine	3.18-community	noarch	open-vm-tools	< 12.3.0-r0	UNKNOWN
Alpine	3.19-community	noarch	open-vm-tools	< 12.3.0-r0	UNKNOWN
Alpine	3.20-community	noarch	open-vm-tools	< 12.3.0-r0	UNKNOWN