How severe is CVE-2024-30409?

CVE-2024-30409 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2024-30409 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-30409?

CVE-2024-30409 primarily affects Juniper Junos. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-30409?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-30409 have an EU (EUVD) identifier?

Yes. CVE-2024-30409 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-28330.

When was CVE-2024-30409 published?

CVE-2024-30409 was published on 2024-04-12 and last updated on 2026-06-17.

CVE-2024-30409

CVE-2024-30409 is a medium-severity vulnerability in Juniper Junos with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-754.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v4: 6.9
EPSS exploit prediction: 0% (38th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-28330
Weakness: CWE-754
Affected product: Juniper Junos
Published: 2024-04-12
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2024-30409?: 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.
How severe is CVE-2024-30409?: CVE-2024-30409 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2024-30409 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-30409?: CVE-2024-30409 primarily affects Juniper Junos. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-30409?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-30409 have an EU (EUVD) identifier?: Yes. CVE-2024-30409 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-28330.
When was CVE-2024-30409 published?: CVE-2024-30409 was published on 2024-04-12 and last updated on 2026-06-17.

References

Affected products (6)

cpe:2.3:o:juniper:junos:22.1:-:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:22.1:r1:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:22.1:r1-s1:*:*:*:*:*:*
cpe:2.3:o:juniper:junos_os_evolved:22.1:-:*:*:*:*:*:*
cpe:2.3:o:juniper:junos_os_evolved:22.1:r1:*:*:*:*:*:*
cpe:2.3:o:juniper:junos_os_evolved:22.1:r1-s1:*:*:*:*:*:*

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