CVE-2023-20891

Summary

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.

Affected Software

VendorProductVersion RangeStatus
VMwareVMware Tanzu Application Service for VMs4.0.x < 4.0.5affected
VMwareVMware Tanzu Application Service for VMs3.0.x < 3.0.14affected
VMwareVMware Tanzu Application Service for VMs2.13.x < 2.13.24affected
VMwareVMware Tanzu Application Service for VMs2.11.x < 2.11.42affected
VMwareIsolation segment4.0.x < 4.0.4affected
VMwareIsolation segment3.0.x < 3.0.13affected
VMwareIsolation segment2.13.x < 2.13.20affected
VMwareIsolation segment2.11.x < 2.11.35affected

Weaknesses

  • CWE-532: CWE-532: Insertion of Sensitive Information into Log File

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References