CVE-2024-30384
MEDIUMJuniper Junos OS < 20.4R3-S10; 21.2 < 21.2R3-S7; 21.4 < 21.4R3-S6 - Authenticated Denial of Service via CLI Command
Title source: llmDescription
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.
References (2)
Core 2
Core References
Vendor Advisory vendor-advisory
http://supportportal.juniper.net/JSA79186
Issue Tracking technical-description
https://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L
Scores
CVSS v3
5.5
EPSS
0.0005
EPSS Percentile
14.9%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-754
Status
published
Products (4)
juniper/junos
20.4 (16 CPE variants)
juniper/junos
21.2 (14 CPE variants)
juniper/junos
21.4 r1 (12 CPE variants)
juniper/junos
< 20.4
Published
Apr 12, 2024
Tracked Since
Feb 18, 2026