CVE-2024-30384

MEDIUM
Published Apr 12, 2024 Modified Feb 6, 2025 CWE-754

Description

An Improper Check for Unusual or Exceptional Conditions vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS on EX4300 Series allows a locally authenticated attacker with low privileges to cause a Denial-of-Service (Dos). If a specific CLI command is issued, a PFE crash will occur. This will cause traffic forwarding to be interrupted until the system self-recovers.  This issue affects Junos OS:  All versions before 20.4R3-S10, 21.2 versions before 21.2R3-S7, 21.4 versions before 21.4R3-S6.

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CVSS v3.1 Score

5.5
MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness Type (CWE)

CWE-754 CWE-754

Affected Products

Vendor Product
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper junos
juniper ex4300
juniper ex4300-24p
juniper ex4300-24p-s
juniper ex4300-24t
juniper ex4300-24t-s
juniper ex4300-32f
juniper ex4300-32f-dc
juniper ex4300-32f-s
juniper ex4300-48mp
juniper ex4300-48mp-s
juniper ex4300-48p
juniper ex4300-48p-s
juniper ex4300-48t
juniper ex4300-48t-afi
juniper ex4300-48t-dc
juniper ex4300-48t-dc-afi
juniper ex4300-48t-s

References

Frequently Asked Questions

What is CVE-2024-30384? +
An Improper Check for Unusual or Exceptional Conditions vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS on EX4300 Series allows a locally authenticated attacker with low privileges to cause a Denial-of-Service (Dos). If a specific CLI command is issued, a PFE crash will occur. This will cause traffic forwarding to be interrupted until the system self-recovers.  This issue affects Junos OS:  All versions before 20.4R3-S10, 21.2 versions before 21.2R3-S7, 21.4 versions before 21.4R3-S6. It has a CVSS v3.1 base score of 5.5 (MEDIUM).
How severe is CVE-2024-30384? +
CVE-2024-30384 has a CVSS v3.1 score of 5.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.
What products are affected by CVE-2024-30384? +
CVE-2024-30384 affects products from juniper, specifically: ex4300, ex4300-24p, ex4300-24p-s, ex4300-24t, ex4300-24t-s, ex4300-32f, ex4300-32f-dc, ex4300-32f-s, ex4300-48mp, ex4300-48mp-s, ex4300-48p, ex4300-48p-s, ex4300-48t, ex4300-48t-afi, ex4300-48t-dc, ex4300-48t-dc-afi, ex4300-48t-s, junos. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2024-30384? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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