CVE-2023-20900

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

• http://www.openwall.com/lists/oss-security/2023/08/31/1Mailing List, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2023/10/27/1Mailing List, Patch
• https://lists.debian.org/debian-lts-announce/2023/10/msg00000.htmlMailing List
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NVKQ6Y2JFJRWPFOZUOTFO3H27BK5GGOG/Mailing List
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TJNJMD67QIT6LXLKWSHFM47DCLRSMT6W/Mailing List
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZJM6HDRQYS74JA7YNKQBFH2XSZ52HEWH/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.htmlPatch, Vendor Advisory
• http://www.openwall.com/lists/oss-security/2023/08/31/1Mailing List, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2023/10/27/1Mailing List, Patch
• https://lists.debian.org/debian-lts-announce/2023/10/msg00000.htmlMailing List
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NVKQ6Y2JFJRWPFOZUOTFO3H27BK5GGOG/Mailing List
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TJNJMD67QIT6LXLKWSHFM47DCLRSMT6W/Mailing List
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZJM6HDRQYS74JA7YNKQBFH2XSZ52HEWH/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.htmlPatch, Vendor Advisory

Published

Aug 31, 2023

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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