CVE-2025-30650
Severity CVSS v4.0:
HIGH
Type:
CWE-306
Missing Authentication for Critical Function
Publication date:
08/04/2026
Last modified:
08/04/2026
Description
A Missing Authentication for Critical Function vulnerability in command processing of Juniper Networks Junos OS allows a privileged local attacker to gain access to line cards running Junos OS Evolved<br />
<br />
as root.<br />
<br />
This issue affects systems running Junos OS using Linux-based line cards. Affected line cards include:<br />
* MPC7, MPC8, MPC9, MPC10, MPC11<br />
* LC2101, LC2103<br />
* LC480, LC4800, LC9600<br />
* MX304 (built-in FPC)<br />
* MX-SPC3<br />
* SRX5K-SPC3<br />
* EX9200-40XS<br />
<br />
<br />
* FPC3-PTX-U2, FPC3-PTX-U3<br />
* FPC3-SFF-PTX<br />
* LC1101, LC1102, LC1104, LC1105<br />
<br />
<br />
<br />
<br />
<br />
This issue affects Junos OS: <br />
<br />
<br />
<br />
* all versions before 22.4R3-S8, <br />
* from 23.2 before 23.2R2-S6, <br />
* from 23.4 before 23.4R2-S6, <br />
* from 24.2 before 24.2R2-S3, <br />
* from 24.4 before 24.4R2,<br />
* from 25.2 before 25.2R2.
Impact
Base Score 4.0
8.40
Severity 4.0
HIGH
Base Score 3.x
6.70
Severity 3.x
MEDIUM