CVE-2019-0041

On EX4300-MP Series devices with any lo0 filters applied, transit network traffic may reach the control plane via loopback interface (lo0). The device may fail to forward such traffic. This issue affects Juniper Networks Junos OS 18.2 versions prior to 18.2R1-S2, 18.2R2 on EX4300-MP Series. This issue does not affect any other EX series devices.

• CWE-284

• https://kb.juniper.net/JSA10933Mitigation, Vendor Advisory
• https://kb.juniper.net/JSA10933Mitigation, Vendor Advisory

Published

Apr 10, 2019

Last Modified

Jun 17, 2026

Status

Modified

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