Session Smart Router: An attacker-controlled input causes remote code execution when parsing DHCP options

Summary

A Stack Buffer Overflow vulnerability in the DHCP client in Juniper Networks Session Smart Router allows an unauthenticated attacker on the local network to achieve remote code execution via a malicious DHCP reply.

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