Vulnerability Details : 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 .
Products affected by CVE-2023-20900
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:12.0:*:*:*:*:*:*:*
- cpe:2.3:a:vmware:tools:*:*:*:*:*:*:*:*
- cpe:2.3:a:vmware:tools:*:*:*:*:*:*:*:*
- cpe:2.3:a:vmware:open_vm_tools:*:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-20900
0.95%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 74 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-20900
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
1.6
|
5.9
|
NIST | |
|
7.1
|
HIGH | CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.2
|
5.9
|
VMware | |
|
7.5
|
HIGH | CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
1.6
|
5.9
|
VMware |
CWE ids for CVE-2023-20900
-
A capture-replay flaw exists when the design of the product makes it possible for a malicious user to sniff network traffic and bypass authentication by replaying it to the server in question to the same effect as the original message (or with minor changes).Assigned by: nvd@nist.gov (Primary)
References for CVE-2023-20900
-
https://security.netapp.com/advisory/ntap-20231013-0002/
CVE-2023-20900 VMware Tools Vulnerability in NetApp Products | NetApp Product SecurityThird Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TJNJMD67QIT6LXLKWSHFM47DCLRSMT6W/
[SECURITY] Fedora 37 Update: open-vm-tools-12.3.0-1.fc37 - package-announce - Fedora Mailing-ListsMailing List
-
http://www.openwall.com/lists/oss-security/2023/10/27/1
oss-security - CVE-2023-34058 - SAML Token Signature Bypass in open-vm-toolsMailing List;Patch
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NVKQ6Y2JFJRWPFOZUOTFO3H27BK5GGOG/
[SECURITY] Fedora 39 Update: open-vm-tools-12.3.0-1.fc39 - package-announce - Fedora Mailing-ListsMailing List
-
http://www.openwall.com/lists/oss-security/2023/08/31/1
oss-security - [Security Advisory] open-vm-tools: SAML token signature bypass vulnerability (CVE-2023-20900)Mailing List;Third Party Advisory
-
https://www.vmware.com/security/advisories/VMSA-2023-0019.html
VMSA-2023-0019Patch;Vendor Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZJM6HDRQYS74JA7YNKQBFH2XSZ52HEWH/
[SECURITY] Fedora 38 Update: open-vm-tools-12.3.0-1.fc38 - package-announce - Fedora Mailing-ListsMailing List
-
https://lists.debian.org/debian-lts-announce/2023/10/msg00000.html
[SECURITY] [DLA 3597-1] open-vm-tools security updateMailing List
-
https://www.debian.org/security/2023/dsa-5493
Debian -- Security Information -- DSA-5493-1 open-vm-toolsThird Party Advisory
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