CVE-2023-44199 Information

Description

An Improper Check for Unusual or Exceptional Conditions vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS on MX Series allows a network-based unauthenticated attacker to cause a Denial of Service (DoS).

On Junos MX Series platforms with Precision Time Protocol (PTP) configured a prolonged routing protocol churn can lead to an FPC crash and restart.

This issue affects Juniper Networks Junos OS on MX Series:

All versions prior to 20.4R3-S4;
21.1 version 21.1R1 and later versions;
21.2 versions prior to 21.2R3-S2;
21.3 versions prior to 21.3R3-S5;
21.4 versions prior to 21.4R3;
22.1 versions prior to 22.1R3;
22.2 versions prior to 22.2R1-S1 22.2R2.

Reference

https://supportportal.juniper.net/JSA73165