High · published October 9, 2025
A Missing Authentication for Critical Function vulnerability in Juniper Networks Security Director Policy Enforcer allows an unauthenticated, network-based attacker to replace legitimate vSRX images with malicious ones.
If a trusted user initiates deployment, Security Director Policy Enforcer will deliver the attacker's uploaded image to VMware NSX instead of a legitimate one.
This issue affects Security Director Policy Enforcer:
* All versions before 23.1R1 Hotpatch v3.
This issue does not affect Junos Space Security Director Insights.
| Product | Versions | Fixed in |
|---|---|---|
| juniper/security_director_policy_enforcer | < 23.1 | 23.1 |
| juniper/security_director_policy_enforcer | all versions | — |
| juniper/security_director_policy_enforcer | all versions | — |
| juniper/security_director_policy_enforcer | all versions | — |