Information disclosure in Vmware Isolation Segment
CVE-2023-20891
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: 0.006 (46.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Vmware Isolation Segment — versions 4.0.x, 3.0.x, 2.13.x
- Vmware Isolation_segment
- Vmware Tanzu_application_service_for_virtual_machines
- Vmware Tanzu Application Service For Vms — versions 4.0.x, 3.0.x, 2.13.x
Weakness classification (CWE)
References
- security@vmware.com (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2023-20891?
- CVE-2023-20891 is a medium-severity vulnerability in Vmware Isolation Segment, classified under Insertion of Sensitive Information into Log File. CVSS score: 6.5/10. Published 2023-07-26.
- How severe is CVE-2023-20891?
- Medium severity. CVSS v3 base score is 6.5 out of 10.