CVE-2024-30409: Junos OS and Junos OS Evolved: Higher CPU consumption on routing engine leads to Denial of Service (DoS).
First published: Fri Apr 12 2024(Updated: )
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. Junos OS Evolved: * from 22.1 before 22.1R1-S2-EVO, 22.1R2-EVO.
Credit: sirt@juniper.net
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Juniper JUNOS | >22.1<22.1R1-S2>=22.1R2 | |
| Juniper Networks Junos OS | >22.1<22.1R1-S2-EVO>=22.1R2-EVO | |
| Junos OS Evolved | =22.1 | |
| Junos OS Evolved | =22.1-r1 | |
| Junos OS Evolved | =22.1-r1-s1 | |
| Juniper JUNOS | =22.1 | |
| Juniper JUNOS | =22.1-r1 | |
| Juniper JUNOS | =22.1-r1-s1 |
Remedy
The following software releases have been updated to resolve this specific issue: Junos OS: 22.1R1-S2, 22.1R2, 22.2R1, 22.2R2, 22.3R1, 22.4R1, and all subsequent releases. 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.
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2024-30409?
CVE-2024-30409 is classified with a high severity rating due to its potential impact on system stability.
How do I fix CVE-2024-30409?
To resolve CVE-2024-30409, upgrade to the patched versions of Juniper Networks Junos OS and Junos OS Evolved.
What are the affected versions for CVE-2024-30409?
CVE-2024-30409 affects Junos OS versions before 22.1R2 and Junos OS Evolved versions before 22.1R2-EVO.
What type of attack does CVE-2024-30409 facilitate?
CVE-2024-30409 allows a network-based authenticated attacker to crash the forwarding information base telemetry daemon.
Is CVE-2024-30409 exploitability limited to certain network configurations?
CVE-2024-30409 specifically requires authenticated access, which may limit its exploitability depending on network configurations.
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