Is CVE-2023-20900 in the CISA KEV catalog?

No. CVE-2023-20900 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-20900?

CVE-2023-20900 has a CVSS v3 base score of 7.1 (HIGH).

What is the EPSS score for CVE-2023-20900?

CVE-2023-20900 has an EPSS score of 1.19% (64th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-20900?

Upgrade open-vm-tools on debian 11 to 2:11.2.5-2+deb11u2 or later. Fixes are available for 24 affected products.

CVE & CISA-KEV Catalog

CVE-2023-20900

HIGH

7.1

CVSS v3

NVD

Description

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 .

CWE-294

How to fix

Remediation Available

open-vm-toolsDebian

Fixed in:2:11.2.5-2+deb11u2CVE-2023-20900

Fixed in:2:12.2.0-1+deb12u1CVE-2023-20900

Fixed in:2:12.3.0-1CVE-2023-20900

open-vm-toolsRocky

Fixed in:0:10.3.0-2.el7_7.3RHSA-2024:5315

Fixed in:0:11.0.5-3.el7_9.7RHSA-2023:5217

Fixed in:0:12.1.5-2.el8_8.3RHSA-2023:5312

Fixed in:0:11.0.0-4.el8_2.3RHSA-2023:5210

Fixed in:0:11.3.5-1.el8_6.4RHSA-2023:5220

Fixed in:0:11.2.0-2.el8_4.3RHSA-2023:5216

Fixed in:0:10.3.10-3.el8_1.4RHSA-2023:5213

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

Fixed in:0:11.3.5-1.el9_0.4RHSA-2023:5218

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

open-vm-toolsRed Hat / RHEL

Fixed in:0:10.3.0-2.el7_7.3RHSA-2024:5315

Fixed in:0:11.0.5-3.el7_9.7RHSA-2023:5217

Fixed in:0:10.3.0-2.el7_7.3RHSA-2024:5315

Fixed in:0:11.0.5-3.el7_9.7RHSA-2023:5217

Fixed in:0:11.3.5-1.el8_6.4RHSA-2023:5220

Fixed in:0:11.0.0-4.el8_2.3RHSA-2023:5210

Fixed in:0:12.1.5-2.el8_8.3RHSA-2023:5312

Fixed in:0:11.2.0-2.el8_4.3RHSA-2023:5216

Fixed in:0:11.0.0-4.el8_2.3RHSA-2023:5210

Fixed in:0:11.3.5-1.el8_6.4RHSA-2023:5220

Fixed in:0:10.3.10-3.el8_1.4RHSA-2023:5213

Fixed in:0:11.3.5-1.el9_0.4RHSA-2023:5218

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

Fixed in:0:11.3.5-1.el9_0.4RHSA-2023:5218

open-vm-tools-debuginfoRocky

Fixed in:0:11.0.5-3.el7_9.7RHSA-2023:5217

Fixed in:0:10.3.0-2.el7_7.3RHSA-2024:5315

Fixed in:0:11.3.5-1.el8_6.4RHSA-2023:5220

Fixed in:0:10.3.10-3.el8_1.4RHSA-2023:5213

Fixed in:0:11.2.0-2.el8_4.3RHSA-2023:5216

Fixed in:0:12.1.5-2.el8_8.3RHSA-2023:5312

Fixed in:0:11.0.0-4.el8_2.3RHSA-2023:5210

Fixed in:0:11.3.5-1.el9_0.4RHSA-2023:5218

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

Fixed in:0:11.3.5-1.el9_0.4RHSA-2023:5218

open-vm-tools-debuginfoRed Hat / RHEL

Fixed in:0:10.3.0-2.el7_7.3RHSA-2024:5315

Fixed in:0:11.0.5-3.el7_9.7RHSA-2023:5217

Fixed in:0:12.1.5-2.el8_8.3RHSA-2023:5312

Fixed in:0:11.2.0-2.el8_4.3RHSA-2023:5216

Fixed in:0:10.3.10-3.el8_1.4RHSA-2023:5213

Fixed in:0:11.3.5-1.el8_6.4RHSA-2023:5220

Fixed in:0:11.0.0-4.el8_2.3RHSA-2023:5210

Fixed in:0:11.3.5-1.el9_0.4RHSA-2023:5218

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

Fixed in:0:11.3.5-1.el9_0.4RHSA-2023:5218

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

open-vm-tools-debugsourceRed Hat / RHEL

Fixed in:0:10.3.10-3.el8_1.4RHSA-2023:5213

Fixed in:0:12.1.5-2.el8_8.3RHSA-2023:5312

Fixed in:0:11.0.0-4.el8_2.3RHSA-2023:5210

Fixed in:0:11.2.0-2.el8_4.3RHSA-2023:5216

Fixed in:0:11.3.5-1.el8_6.4RHSA-2023:5220

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

Fixed in:0:11.3.5-1.el9_0.4RHSA-2023:5218

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

Fixed in:0:11.3.5-1.el9_0.4RHSA-2023:5218

open-vm-tools-debugsourceRocky

Fixed in:0:12.1.5-2.el8_8.3RHSA-2023:5312

Fixed in:0:11.0.0-4.el8_2.3RHSA-2023:5210

Fixed in:0:11.3.5-1.el8_6.4RHSA-2023:5220

Fixed in:0:11.2.0-2.el8_4.3RHSA-2023:5216

Fixed in:0:10.3.10-3.el8_1.4RHSA-2023:5213

Fixed in:0:11.3.5-1.el9_0.4RHSA-2023:5218

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

Fixed in:0:11.3.5-1.el9_0.4RHSA-2023:5218

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

open-vm-tools-desktopRed Hat / RHEL

Fixed in:0:11.0.5-3.el7_9.7RHSA-2023:5217

Fixed in:0:10.3.0-2.el7_7.3RHSA-2024:5315

Fixed in:0:11.0.0-4.el8_2.3RHSA-2023:5210

Fixed in:0:11.2.0-2.el8_4.3RHSA-2023:5216

Fixed in:0:11.3.5-1.el8_6.4RHSA-2023:5220

Fixed in:0:10.3.10-3.el8_1.4RHSA-2023:5213

Fixed in:0:12.1.5-2.el8_8.3RHSA-2023:5312

Fixed in:0:11.3.5-1.el9_0.4RHSA-2023:5218

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

open-vm-tools-desktopRocky

Fixed in:0:11.0.5-3.el7_9.7RHSA-2023:5217

Fixed in:0:10.3.0-2.el7_7.3RHSA-2024:5315

Fixed in:0:10.3.10-3.el8_1.4RHSA-2023:5213

Fixed in:0:11.0.0-4.el8_2.3RHSA-2023:5210

Fixed in:0:11.3.5-1.el8_6.4RHSA-2023:5220

Fixed in:0:11.2.0-2.el8_4.3RHSA-2023:5216

Fixed in:0:12.1.5-2.el8_8.3RHSA-2023:5312

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

Fixed in:0:11.3.5-1.el9_0.4RHSA-2023:5218

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

Fixed in:0:11.3.5-1.el9_0.4RHSA-2023:5218

open-vm-tools-desktop-debuginfoRed Hat / RHEL

Fixed in:0:11.2.0-2.el8_4.3RHSA-2023:5216

Fixed in:0:11.3.5-1.el8_6.4RHSA-2023:5220

Fixed in:0:10.3.10-3.el8_1.4RHSA-2023:5213

Fixed in:0:12.1.5-2.el8_8.3RHSA-2023:5312

Fixed in:0:11.0.0-4.el8_2.3RHSA-2023:5210

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

Fixed in:0:11.3.5-1.el9_0.4RHSA-2023:5218

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

Fixed in:0:11.3.5-1.el9_0.4RHSA-2023:5218

open-vm-tools-desktop-debuginfoRocky

Fixed in:0:12.1.5-2.el8_8.3RHSA-2023:5312

Fixed in:0:10.3.10-3.el8_1.4RHSA-2023:5213

Fixed in:0:11.2.0-2.el8_4.3RHSA-2023:5216

Fixed in:0:11.3.5-1.el8_6.4RHSA-2023:5220

Fixed in:0:11.0.0-4.el8_2.3RHSA-2023:5210

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

Fixed in:0:11.3.5-1.el9_0.4RHSA-2023:5218

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

open-vm-tools-develRed Hat / RHEL

Fixed in:0:10.3.0-2.el7_7.3RHSA-2024:5315

Fixed in:0:11.0.5-3.el7_9.7RHSA-2023:5217

open-vm-tools-develRocky

Fixed in:0:10.3.0-2.el7_7.3RHSA-2024:5315

Fixed in:0:11.0.5-3.el7_9.7RHSA-2023:5217

open-vm-tools-salt-minionRocky

Fixed in:0:12.1.5-2.el8_8.3RHSA-2023:5312

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

open-vm-tools-salt-minionRed Hat / RHEL

Fixed in:0:12.1.5-2.el8_8.3RHSA-2023:5312

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

open-vm-tools-sdmpRed Hat / RHEL

Fixed in:0:11.2.0-2.el8_4.3RHSA-2023:5216

Fixed in:0:12.1.5-2.el8_8.3RHSA-2023:5312

Fixed in:0:11.3.5-1.el8_6.4RHSA-2023:5220

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

Fixed in:0:11.3.5-1.el9_0.4RHSA-2023:5218

open-vm-tools-sdmpRocky

Fixed in:0:11.2.0-2.el8_4.3RHSA-2023:5216

Fixed in:0:12.1.5-2.el8_8.3RHSA-2023:5312

Fixed in:0:11.3.5-1.el8_6.4RHSA-2023:5220

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

Fixed in:0:11.3.5-1.el9_0.4RHSA-2023:5218

open-vm-tools-sdmp-debuginfoRocky

Fixed in:0:11.3.5-1.el8_6.4RHSA-2023:5220

Fixed in:0:11.2.0-2.el8_4.3RHSA-2023:5216

Fixed in:0:12.1.5-2.el8_8.3RHSA-2023:5312

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

Fixed in:0:11.3.5-1.el9_0.4RHSA-2023:5218

open-vm-tools-sdmp-debuginfoRed Hat / RHEL

Fixed in:0:11.2.0-2.el8_4.3RHSA-2023:5216

Fixed in:0:12.1.5-2.el8_8.3RHSA-2023:5312

Fixed in:0:11.3.5-1.el8_6.4RHSA-2023:5220

Fixed in:0:11.3.5-1.el9_0.4RHSA-2023:5218

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

Fixed in:0:11.3.5-1.el9_0.4RHSA-2023:5218

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

open-vm-tools-testRocky

Fixed in:0:11.0.5-3.el7_9.7RHSA-2023:5217

Fixed in:0:10.3.0-2.el7_7.3RHSA-2024:5315

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

Fixed in:0:11.3.5-1.el9_0.4RHSA-2023:5218

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

Fixed in:0:11.3.5-1.el9_0.4RHSA-2023:5218

open-vm-tools-testRed Hat / RHEL

Fixed in:0:11.0.5-3.el7_9.7RHSA-2023:5217

Fixed in:0:10.3.0-2.el7_7.3RHSA-2024:5315

Fixed in:0:11.3.5-1.el9_0.4RHSA-2023:5218

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

Fixed in:0:11.3.5-1.el9_0.4RHSA-2023:5218

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

open-vm-tools-test-debuginfoRocky

Fixed in:0:11.3.5-1.el8_6.4RHSA-2023:5220

Fixed in:0:12.1.5-2.el8_8.3RHSA-2023:5312

Fixed in:0:10.3.10-3.el8_1.4RHSA-2023:5213

Fixed in:0:11.2.0-2.el8_4.3RHSA-2023:5216

Fixed in:0:11.0.0-4.el8_2.3RHSA-2023:5210

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

Fixed in:0:11.3.5-1.el9_0.4RHSA-2023:5218

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

Fixed in:0:11.3.5-1.el9_0.4RHSA-2023:5218

open-vm-tools-test-debuginfoRed Hat / RHEL

Fixed in:0:12.1.5-2.el8_8.3RHSA-2023:5312

Fixed in:0:10.3.10-3.el8_1.4RHSA-2023:5213

Fixed in:0:11.2.0-2.el8_4.3RHSA-2023:5216

Fixed in:0:11.3.5-1.el8_6.4RHSA-2023:5220

Fixed in:0:11.0.0-4.el8_2.3RHSA-2023:5210

Fixed in:0:12.1.5-1.el9_2.3RHSA-2023:5313

Fixed in:0:11.3.5-1.el9_0.4RHSA-2023:5218

open-vm-toolsUbuntu

Fixed in:2:10.2.0-3~ubuntu0.16.04.1+esm3USN-6365-2

Fixed in:2:11.0.5-4ubuntu0.18.04.3+esm2USN-6365-2

Fixed in:2:11.3.0-2ubuntu0~ubuntu20.04.6USN-6365-1

Fixed in:2:12.1.5-3~ubuntu0.22.04.3USN-6365-1

Fixed in:2:12.1.5-3ubuntu0.23.04.2USN-6365-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorAdjacent

Attack ComplexityHigh

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

1.19%probability of exploitation in 30 days

64thpercentile

Moderate risk: more likely to be exploited than 64% of all known CVEs.

References

Patch2

Third-Party Advisory3

Mailing List4

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.