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.
Advisories
Source ID Title
EUVD EUVD EUVD-2019-0848 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.
Fixes

Solution

The following software releases have been updated to resolve this specific issue: 18.2R1-S2, 18.2R2, 18.3R1, and all subsequent releases.


Workaround

Removing lo0 filters would mitigate this issue.

References
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: juniper

Published:

Updated: 2024-09-16T18:08:50.199Z

Reserved: 2018-10-11T00:00:00

Link: CVE-2019-0041

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2019-04-10T20:29:00.943

Modified: 2024-11-21T04:16:06.750

Link: CVE-2019-0041

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.