CVE-2023-20867
VMware Tools Authentication Bypass Vulnerability
- State
- Published
- Severity
- 3.9 Low
- Published
- Jun 13, 2023
- Updated
- Oct 21, 2025
- Reserved
- Nov 1, 2022
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 3.9 Low | CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N | vmware |
Weaknesses
- CWE-287 Improper Authentication
Affected Products
| Product | Versions |
|---|---|
VMware ToolsVMware |
|
References
- https://www.vmware.com/security/advisories/VMSA-2023-0013.html
- https://security.netapp.com/advisory/ntap-20230725-0001/
- https://lists.debian.org/debian-lts-announce/2023/08/msg00020.html
- https://www.debian.org/security/2023/dsa-5493
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZJM6HDRQYS74JA7YNKQBFH2XSZ52HEWH/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NVKQ6Y2JFJRWPFOZUOTFO3H27BK5GGOG/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TJNJMD67QIT6LXLKWSHFM47DCLRSMT6W/
- http://www.openwall.com/lists/oss-security/2023/10/16/2
- http://www.openwall.com/lists/oss-security/2023/10/16/11
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-20867government-resource
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