{"id":"CVE-2023-20891","aliases":["EUVD-2023-25062","GHSA-m8v3-f26v-mhfj"],"status":"published","title":"VMware Tanzu Application Service for VMs and Isolation Segment information disclosure vulnerability","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.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00637,"percentile":0.51003,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-532"],"published":"2023-07-26T05:41:23Z","modified":"2026-06-17T05:31:07Z","products":[{"vendor":"vmware","product":"isolation segment"},{"vendor":"vmware","product":"isolation_segment"},{"vendor":"vmware","product":"tanzu_application_service_for_virtual_machines"},{"vendor":"vmware","product":"vmware tanzu application service for vms"}],"references":[{"url":"https://www.vmware.com/security/advisories/VMSA-2023-0016.html","tags":["x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-20891"},{"url":"https://github.com/advisories/GHSA-m8v3-f26v-mhfj"}],"sources":{"cve":[{"id":"CVE-2023-20891","title":"VMware Tanzu Application Service for VMs and Isolation Segment information disclosure vulnerability","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.","status":"published","published":"2023-07-26T05:41:23.643Z","modified":"2024-10-21T13:07:34.98Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-532"],"updated_at":"2026-11-02T14:35:13.368958Z"}],"euvd":[{"id":"EUVD-2023-25062","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.","status":"published","published":"2023-07-26T05:41:23Z","modified":"2024-10-21T13:07:34Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-03T00:27:32.038051Z"}],"ghsa":[{"id":"GHSA-m8v3-f26v-mhfj","title":"The VMware Tanzu Application Service for VMs and Isolation Segment contain an information...","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.","status":"published","published":"2023-07-26T06:30:16Z","modified":"2024-04-04T06:21:37Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-532"],"updated_at":"2026-11-02T14:56:41.519501Z"}],"nvd":[{"id":"CVE-2023-20891","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.","status":"published","published":"2023-07-26T06:15:10.637Z","modified":"2026-06-17T05:31:07.71Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-532"],"updated_at":"2026-11-02T14:08:18.687088Z"}]}}