Vulnerability 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 .
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Vmware | Tools | >= 10.3.0, < 12.3.0 |
| Microsoft | Windows | - |
| Linux | Linux Kernel | - |
| Vmware | Open Vm Tools | >= 10.3.0, < 12.3.0 |
| Fedoraproject | Fedora | 37 |
| Debian | Debian Linux | 10.0 |
| Netapp | Ontap Select Deploy Administration Utility | - |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2023/08/31/1Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2023/10/27/1Mailing ListPatch
- https://lists.debian.org/debian-lts-announce/2023/10/msg00000.htmlMailing List
- https://lists.fedoraproject.org/archives/list/[email protected]Mailing List
- https://lists.fedoraproject.org/archives/list/[email protected]Mailing List
- https://lists.fedoraproject.org/archives/list/[email protected]Mailing List
- https://security.netapp.com/advisory/ntap-20231013-0002/Third Party Advisory
- https://www.debian.org/security/2023/dsa-5493Third Party Advisory
- https://www.vmware.com/security/advisories/VMSA-2023-0019.htmlPatchVendor Advisory
- http://www.openwall.com/lists/oss-security/2023/08/31/1Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2023/10/27/1Mailing ListPatch
- https://lists.debian.org/debian-lts-announce/2023/10/msg00000.htmlMailing List
- https://lists.fedoraproject.org/archives/list/[email protected]Mailing List
- https://lists.fedoraproject.org/archives/list/[email protected]Mailing List
- https://lists.fedoraproject.org/archives/list/[email protected]Mailing List
FAQ
What is CVE-2023-20900?
CVE-2023-20900 is a vulnerability with a CVSS score of 7.1 (HIGH). 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 m...
How severe is CVE-2023-20900?
CVE-2023-20900 has been rated HIGH with a CVSS base score of 7.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-20900?
Check the references section above for vendor advisories and patch information. Affected products include: Vmware Tools, Microsoft Windows, Linux Linux Kernel, Vmware Open Vm Tools, Fedoraproject Fedora.