Session Smart Router: An attacker obtains administrative privileges when an unauthenticated internal endpoint is accessed

Summary

A Missing authentication for critical function vulnerability in Juniper Networks Session Smart Router allows an unauthenticated network-based attacker to obtain administrative privileges by passing crafted URL parameters to an insecure endpoint running as root. Note that this vulnerability can only be exploited prior to the device being onboarded to Mist/Conductor. The issue can no longer be exploited once a device is onboarded to Mist/Conductor.

Remediation

1. Inventory every Juniper Networks Session Smart Router deployment, including staging.
2. Upgrade Juniper Networks Session Smart Router to the fixed version for your release line, listed under Affected versions.
3. Confirm the running version after the upgrade.

References

• Advisoryhttps://supportportal.juniper.net/JSA112183