Home/CVE/A malicious actor that has been granted Guest Operation Privileges https://docs.vmware.com/en/VMware-vSphere/8.0/vspher
CVE

CVE-2023-20900

A malicious actor that has been granted Guest Operation Privileges https://docs.vmware.com/en/VMware-vSphere/8.0/vspher

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 .

HIGH · CVSS 7.1 EPSS 0.00807
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules14 YARA rules0
⬡

Weakness Classification

CWE-294Authentication Bypass by Capture-replay
▤

Affected Products & Versions

6
vmware tools>= 10.3.0 and < 12.3.0
vmware tools>= 10.3.0 and < 10.3.26
vmware open vm tools>= 10.3.0 and < 12.3.0
fedoraproject fedoraall versions
debian linuxall versions
netapp ontap select deploy administration utilityall versions
◈

Sigma Hunt Rules

14
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productcriticalHackTool - Credential Dumping Tools Named Pipe Created
productcriticalZerologon Exploitation Using Well-known Tools
producthighOutbound RDP Connections Over Non-Standard Tools
producthighCred Dump Tools Dropped Files
producthighUAC Bypass Tools Using ComputerDefaults
producthighPotential Data Exfiltration Activity Via CommandLine Tools
▣

Scoring & Timeline

7.1
HIGH · CVSS v3.1 · security@vmware.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD31 Aug 2023 · 10:15 AM
CVSS VectorCVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

18
suse-csafopenSUSE-SU-2024:13186-1
suse-csafSUSE-SU-2023:3835-1
suse-csafSUSE-SU-2023:3795-1
usnUSN-6365-2
usnUSN-6365-1
🔗

References & Sources

9
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
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/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
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