#VU107440 Improper handling of length parameter inconsistency in Juniper Junos OS - CVE-2025-30659

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Main Vulnerability Database Vulnerabilities #VU107440

#VU107440 Improper handling of length parameter inconsistency in Juniper Junos OS - CVE-2025-30659

Published: April 14, 2025


Vulnerability identifier: #VU107440
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2025-30659
CWE-ID: CWE-130
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Juniper Junos OS
Software vendor:
Juniper Networks, Inc.

Description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper handling of length parameter inconsistency error in the Packet Forwarding Engine (PFE). A remote non-authenticated attacker can cause a Denial-of-Service (DoS).

When a device configured for Secure Vector Routing (SVR) receives a specifically malformed packet the PFE will crash and restart.


Remediation

Install updates from vendor's website.

External links