Vulnerability fixed in Juniper Session Smart Router

Juniper has fixed a vulnerability in the Session Smart Router. The vulnerability allows a malicious person to access and thus take over the vulnerable system without prior authentication. Juniper has released updates to fix the vulnerability. See attached references for more information...

Juniper Session Smart Routers Vulnerability Could Let Attackers Bypass Authentication

Juniper Networks has released security updates to address a critical security flaw impacting Session Smart Router, Session Smart Conductor, and WAN Assurance Router products that could be exploited to hijack control of susceptible devices. Tracked as CVE-2025-21589 , the vulnerability carries a...

Juniper Networks Junos OS Evolved Memory Misreference Vulnerability

Juniper Networks Junos OS Evolved is an upgraded version of Juniper Networks' Junos OS. A memory misreference vulnerability exists in Juniper Networks Junos OS Evolved, which arises from a failure to free kernel memory when processing certain malformed IPv6 packets, and can be exploited by an...

CVE-2024-39564

This is a similar, but different vulnerability than the issue reported as CVE-2024-39549. A double-free vulnerability in the routing process daemon rpd of Juniper Networks Junos OS and Junos OS Evolved allows an attacker to send a malformed BGP Path attribute update which allocates memory used to...

CVE-2024-39564

This is a similar, but different vulnerability than the issue reported as CVE-2024-39549. A double-free vulnerability in the routing process daemon rpd of Juniper Networks Junos OS and Junos OS Evolved allows an attacker to send a malformed BGP Path attribute update which allocates memory used to...

Juniper Networks Junos OS和Juniper Networks Junos OS Evolved 资源管理错误漏洞

Juniper Networks Junos OS and Juniper Networks Junos OS Evolved are both products of Juniper Networks, Inc.Juniper Networks Junos OS is a set of network operating systems dedicated to the company's hardware devices. The operating system provides a secure programming interface and the Junos SDK...

⚡ THN Weekly Recap: Top Cybersecurity Threats, Tools and Tips [27 January]

Welcome to your weekly cybersecurity scoop! Ever thought about how the same AI meant to protect our hospitals could also compromise them? This week, we're breaking down the sophisticated world of AI-driven threats, key updates in regulations, and some urgent vulnerabilities in healthcare tech tha...

New VPN Backdoor

A newly discovered VPN backdoor uses some interesting tactics to avoid detection: When threat actors use backdoor malware to gain access to a network, they want to make sure all their hard work can't be leveraged by competing groups or detected by defenders. One countermeasure is to equip the...

Custom Backdoor Exploiting Magic Packet Vulnerability in Juniper Routers

Enterprise-grade Juniper Networks routers have become the target of a custom backdoor as part of a campaign dubbed J-magic. According to the Black Lotus Labs team at Lumen Technologies, the activity is so named for the fact that the backdoor continuously monitors for a "magic packet" sent by the...

The vulnerability of the Juniper Tunnel Driver (JTD) driver for Juniper Networks’ Junos OS Evolved operating systems allows a hacker to induce a service failure.

The vulnerability of the Juniper Tunnel Driver JTD driver for Juniper Networks’ Junos OS Evolved operating systems is related to the lack of memory release after the effective lifespan of the driver. Exploiting this vulnerability can allow a malicious actor to trigger a service failure by sending...

Juniper Networks Junos Space Detection Consolidation

Consolidation of Juniper Networks Junos Space detections. SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only include"pluginfeedinfo.inc"; if...

Vulnerabilities fixed in Juniper JunOS

Juniper has fixed vulnerabilities in JunS Specifically JunOS and JunOS Evolved. The vulnerabilities are in the way Juniper's JunOS and JunOS Evolved handle BGP packets and IPv6 packets. The first vulnerability can be exploited by unauthenticated attackers sending distorted BGP packets, which can...

CVE-2025-21598

An Out-of-bounds Read vulnerability in Juniper Networks Junos OS and Junos OS Evolved's routing protocol daemon rpd allows an unauthenticated, network-based attacker to send malformed BGP packets to a device configured with packet receive trace options enabled to crash rpd. This issue affects:...

CVE-2025-21602

An Improper Handling of Exceptional Conditions vulnerability in the routing protocol daemon rpd of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated adjacent attacker sending a specific BGP update packet to cause rpd to crash and restart, resulting in a Denial of Service Do...

CVE-2025-21602

An Improper Handling of Exceptional Conditions vulnerability in the routing protocol daemon rpd of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated adjacent attacker sending a specific BGP update packet to cause rpd to crash and restart, resulting in a Denial of Service Do...

CVE-2025-21592

An Exposure of Sensitive Information to an Unauthorized Actor vulnerability in the command-line interface CLI of Juniper Networks Junos OS on SRX Series devices allows a local, low-privileged user with access to the Junos CLI to view the contents of sensitive files on the file system. Through the...

CVE-2025-21596

An Improper Handling of Exceptional Conditions vulnerability in the command-line processing of Juniper Networks Junos OS on SRX1500, SRX4100, and SRX4200 devices allows a local, low-privileged authenticated attacker executing the 'show chassis environment pem' command to cause the chassis daemon...

CVE-2025-21600

An Out-of-Bounds Read vulnerability in the routing protocol daemon rpd of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, logically adjacent BGP peer sending a specifically malformed BGP packet to cause rpd to crash and restart, resulting in a Denial of Service DoS...

CVE-2025-21596

An Improper Handling of Exceptional Conditions vulnerability in the command-line processing of Juniper Networks Junos OS on SRX1500, SRX4100, and SRX4200 devices allows a local, low-privileged authenticated attacker executing the 'show chassis environment pem' command to cause the chassis daemon...

CVE-2025-21599

A Missing Release of Memory after Effective Lifetime vulnerability in the Juniper Tunnel Driver jtd of Juniper Networks Junos OS Evolved allows an unauthenticated network-based attacker to cause Denial of Service. Receipt of specifically malformed IPv6 packets, destined to the device, causes...