CVE-2023-44190

CVSS 3.1 Score 5.4 of 10 (medium)

Details

Published Oct 11, 2023
Updated: Oct 19, 2023
CWE ID 346

Summary

CVE-2023-44190 is a vulnerability affecting Juniper Networks Junos OS Evolved on specific PTX series devices, including PTX10001, PTX10004, PTX10008, and PTX10016. The issue involves an Origin Validation vulnerability in MAC address validation, allowing a network-adjacent attacker to bypass checks and forward unintended MAC addresses. This can lead to traffic loops and congestion in the downstream layer-2 domain connected to the device. Affected versions include all prior to 21.4R3-S5-EVO, certain versions of 22.1, 22.2, 22.3, and 22.4, and all prior to 23.2R1-S1-EVO and 23.2R2-EVO.

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Affected Products

  • Juniper Junos Os Evolved

Affected Vendors

  • Juniper Networks

Advisories, Assessments, and Mitigations

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