OpenBao's cross-namespace lease revocation via legacy sys/revoke path bypasses ACL
OpenBao's namespaces provide multi-tenant separation. A tenant who intentionally leaks lease identifiers can have their lease and underlying credential revoked or renewed by a user in another tenant via the legacy, undocumented sys/revoke and sys/renew endpoints.
This will be addressed in v2.5.4.
Why this VPI (explainable, experimental)
VPI breakdown
| Impact(severity-tier estimate) | 80.00 |
| Exploitation signal(No additional exploitation signal) | ×1.00 |
| VPI | 80.00 |
VPI formula vpi-v1