CVE-2025-30659
HIGHDescription
An Improper Handling of Length Parameter Inconsistency vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS on SRX Series allows an unauthenticated, network-based attacker to 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. This issue affects Junos OS on SRX Series: * All 21.4 versions, * 22.2 versions before 22.2R3-S6, * 22.4 versions before 22.4R3-S6, * 23.2 versions before 23.2R2-S3, * 23.4 versions before 23.4R2-S4, * 24.2 versions before 24.2R2. This issue does not affect versions before 21.4.
Is your site exposed to CVE-2025-30659?
Run a free security scan — no signup, results in seconds.
CVSS v3.1 Score
Weakness Type (CWE)
Affected Products
| Vendor | Product |
|---|---|
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | junos |
| juniper | srx1500 |
| juniper | srx1600 |
| juniper | srx2300 |
| juniper | srx300 |
| juniper | srx320 |
| juniper | srx340 |
| juniper | srx345 |
| juniper | srx380 |
| juniper | srx4100 |
| juniper | srx4120 |
| juniper | srx4200 |
| juniper | srx4300 |
| juniper | srx4600 |
| juniper | srx4700 |
| juniper | srx5400 |
| juniper | srx5600 |
| juniper | srx5800 |
References
Advisories & Patches
Frequently Asked Questions
What is CVE-2025-30659? +
How severe is CVE-2025-30659? +
What products are affected by CVE-2025-30659? +
How do I check if I'm vulnerable to CVE-2025-30659? +
Related Vulnerabilities
websocket-driver is a WebSocket protocol handler with pluggable I/O. Prior to 0.7.5, the frame format in draft versions of the …
Zeroconf is a pure Python implementation of multicast DNS service discovery. Prior to 0.149.16, _read_character_string and _read_string in src/zeroconf/_protocol/incoming.py advanced …
An improper handling of the length parameter inconsistency vulnerability has been identified in Moxa’s Secure Router. Because of improper validation …
An attacker sending tcp, il, rudp, rudp, or gre packets with a length less than the header size would trigger …
Improper bounds validation in EmberZNet SDK versions 9.0.2 and earlier may result in crashes or dynamic memory leakage.
rust-openssl provides OpenSSL bindings for the Rust programming language. From 0.9.24 to before 0.10.78, the FFI trampolines behind SslContextBuilder::set_psk_client_callback, set_psk_server_callback, …