CVE-2023-20891
Last modified
CVE-2023-20891 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. The VMware Tanzu Application Service for VMs and Isolation Segment contain an information disclosure vulnerability due to the logging of credentials in hex encoding in platform system audit logs. A malicious non-admin user who has access to the platform system audit logs can access hex encoded CF API admin credentials and can push new malicious versions of an application. In a default deployment non-admin users do not have access to the platform system audit logs.. EPSS estimates a 0.53% chance of exploitation in the next 30 days.
Description
The VMware Tanzu Application Service for VMs and Isolation Segment contain an information disclosure vulnerability due to the logging of credentials in hex encoding in platform system audit logs. A malicious non-admin user who has access to the platform system audit logs can access hex encoded CF API admin credentials and can push new malicious versions of an application. In a default deployment non-admin users do not have access to the platform system audit logs.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Vmware | Isolation Segment | >= 2.11.0, < 2.11.35 |
| Vmware | Isolation Segment | >= 2.13.0, < 2.13.20 |
| Vmware | Isolation Segment | >= 3.0.0, < 3.0.13 |
| Vmware | Isolation Segment | >= 4.0.0, < 4.0.4 |
| Vmware | Tanzu Application Service For Virtual Machines | >= 2.11.0, < 2.11.42 |
| Vmware | Tanzu Application Service For Virtual Machines | >= 2.13.0, < 2.13.24 |
| Vmware | Tanzu Application Service For Virtual Machines | >= 3.0.0, < 3.0.14 |
| Vmware | Tanzu Application Service For Virtual Machines | >= 4.0.0, < 4.0.5 |
References
- https://www.vmware.com/security/advisories/VMSA-2023-0016.htmlPatch, Vendor Advisory
- https://www.vmware.com/security/advisories/VMSA-2023-0016.htmlPatch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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How Strix Helps
- 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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