CVE-2025-30650: A Missing Authentication for Critical Function vulnerability in command processing of Juniper Networks Junos OS allows a privileged local attacker to gain…

PriorityP334medium6.7CVSS 3.1

AVLACLPRHUINSUCHIHAH

EPSS

0.14%

3.5th percentile

A Missing Authentication for Critical Function vulnerability in command processing of Juniper Networks Junos OS allows a privileged local attacker to gain access to Linux-based line cards as root.

This issue affects systems running Junos OS using Linux-based line cards. Affected line cards include:
* MPC7, MPC8, MPC9, MPC10, MPC11
* LC2101, LC2103
* LC480, LC4800, LC9600
* MX304 (built-in FPC)
* MX-SPC3
* SRX5K-SPC3
* EX9200-40XS


* FPC3-PTX-U2, FPC3-PTX-U3
* FPC3-SFF-PTX
* LC1101, LC1102, LC1104, LC1105


This issue affects Junos OS:


* all versions before 22.4R3-S8,
* from 23.2 before 23.2R2-S6,
* from 23.4 before 23.4R2-S6,
* from 24.2 before 24.2R2-S3,
* from 24.4 before 24.4R2,
* from 25.2 before 25.2R2.

Affected

8 ranges

Vendor	Product	Version range	Fixed in
juniper	junos_os	—	—
juniper	srx_series	—	—
juniper_networks	junos_os	< 22.4R3-S8	22.4R3-S8
juniper_networks	junos_os	>= 23.2 < 23.2R2-S6	23.2R2-S6
juniper_networks	junos_os	>= 23.4 < 23.4R2-S6	23.4R2-S6
juniper_networks	junos_os	>= 24.2 < 24.2R2-S3	24.2R2-S3
juniper_networks	junos_os	>= 24.4 < 24.4R2	24.4R2
juniper_networks	junos_os	>= 25.2 < 25.2R2	25.2R2

CVSS provenance

nvdv3.16.7MEDIUMCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

nvdv4.08.4HIGHCVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:N/R:A/V:C/RE:M/U:Amber

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