CVE-2025-30653 Information

Description

An Expired Pointer Dereference vulnerability in Routing Protocol Daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated adjacent attacker to cause Denial of Service (DoS).On all Junos OS and Junos OS Evolved platforms when an MPLS Label-Switched Path (LSP) is configured with node-link-protection and transport-class and an LSP flaps rpd crashes and restarts. Continuous flapping of LSP can cause a sustained Denial of Service (DoS) condition.

This issue affects:

Junos OS:

All versions before 22.2R3-S4

22.4 versions before 22.4R3-S2

23.2 versions before 23.2R2

23.4 versions before 23.4R2.

Junos OS Evolved:

All versions before 22.2R3-S4-EVO

22.4-EVO versions before 22.4R3-S2-EVO

23.2-EVO versions before 23.2R2-EVO

23.4-EVO versions before 23.4R2-EVO.

CVSS Vector

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

Reference

https://supportportal.juniper.net/JSA96463

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

6.5