An Improper Check for Unusual or Exceptional Conditions vulnerability in telemetry processing of Juniper Networks Junos OS and Junos OS Evolved allows a network-based authenticated attacker to cause the forwarding information base telemetry daemon (fibtd) to crash, leading to a limited Denial of Service. 

This issue affects Juniper Networks

Junos OS:

• from 22.1 before 22.1R1-S2, 22.1R2.

• from 22.1 before 22.1R1-S2-EVO, 22.1R2-EVO.

This issue is seen when telemetry subscription is active and Fib-streaming is enabled.

The following software releases have been updated to resolve this specific issue: 

Junos OS Evolved: 22.1R1-S2-EVO, 22.1R2-EVO, 22.2R1-EVO, 22.2R2-EVO, 22.3R1-EVO, 22.4R1-EVO, and all subsequent releases.

This issue is being tracked as 1658771 which is visible on the Customer Support website.
 

Note: Juniper SIRT's policy is not to evaluate releases which are beyond End of Engineering (EOE) or End of Life (EOL).

• KB16613: Overview of the Juniper Networks SIRT Quarterly Security Bulletin Publication Process [juniper.net]
• KB16765: In which releases are vulnerabilities fixed? [juniper.net]
• KB16446: Common Vulnerability Scoring System (CVSS) and Juniper's Security Advisories [juniper.net]
• Report a Security Vulnerability - How to Contact the Juniper Networks Security Incident Response Team
• https://www.cve.org/CVERecord?id=CVE-2024-30409