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MEDIUM · 5.5

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 l...

Vulnerability 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.

CVSS Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
JuniperJunos< 20.4
JuniperEx4300-
JuniperEx4300-24P-
JuniperEx4300-24P-S-
JuniperEx4300-24T-
JuniperEx4300-24T-S-
JuniperEx4300-32F-
JuniperEx4300-32F-Dc-
JuniperEx4300-32F-S-
JuniperEx4300-48Mp-
JuniperEx4300-48Mp-S-
JuniperEx4300-48P-
JuniperEx4300-48P-S-
JuniperEx4300-48T-
JuniperEx4300-48T-Afi-
JuniperEx4300-48T-Dc-
JuniperEx4300-48T-Dc-Afi-
JuniperEx4300-48T-S-

Related Weaknesses (CWE)

CWE-754

References

FAQ

What is CVE-2024-30384?

CVE-2024-30384 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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 l...

How severe is CVE-2024-30384?

CVE-2024-30384 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2024-30384?

Check the references section above for vendor advisories and patch information. Affected products include: Juniper Junos, Juniper Ex4300, Juniper Ex4300-24P, Juniper Ex4300-24P-S, Juniper Ex4300-24T.