CVE-2023-20900

Publication date 31 August 2023

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

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 .

Status

Show unmaintained releases

Package	Ubuntu Release	Status
open-vm-tools	23.10 mantic	Fixed 2:12.2.5-1ubuntu1
	23.04 lunar	Fixed 2:12.1.5-3ubuntu0.23.04.2
	22.04 LTS jammy	Fixed 2:12.1.5-3~ubuntu0.22.04.3
	20.04 LTS focal	Fixed 2:11.3.0-2ubuntu0~ubuntu20.04.6
	18.04 LTS bionic	Fixed 2:11.0.5-4ubuntu0.18.04.3+esm2 Ubuntu Pro
	16.04 LTS xenial	Fixed 2:10.2.0-3~ubuntu0.16.04.1+esm3 Ubuntu Pro
	14.04 LTS trusty	Not affected

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Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
open-vm-tools	Upstream: 74b6d0d

Severity score breakdown

Parameter	Value
Base score	7.5 · High
Attack vector	Adjacent
Attack complexity	High
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CVE-2023-20900

Cvss 3 Severity Score

Status

Get expanded security coverage with Ubuntu Pro

Patch details

Severity score breakdown

References

Related Ubuntu Security Notices (USN)

Other references