CVE-2024-30384 MEDIUM

CVE-2024-30384: Junos OS: EX4300 Series: If a specific CLI command is issued PFE crashes will occur

Vendor Juniper Networks
Product Junos OS
Weakness CWE-754
Published April 12, 2024
Last update August 2, 2024

CVSS base score

5.5/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality None
Integrity None

CVSS vector

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

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

April 12, 2024 CVE published
August 2, 2024 Record updated