CVE-2019-0041

Junos OS: EX4300-MP Series: IP transit traffic can reach the control plane via loopback interface.

CVSS 6.5 MEDIUMEPSS 0.9%CWE-284

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 6.5EPSS 0.9%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

10 Apr 2019Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

Affected products

Juniper Networks · Junos OS

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References

https://kb.juniper.net/JSA10933