Exploitation of Juniper Networks SRX Series and EX Series Devices

On August 17, 2023, Juniper Networks published an out-of-band advisory on four different CVEs affecting Junos OS on SRX and EX Series devices: CVE-2023-36846 Affects the SRX Series A Missing Authentication for Critical Function vulnerability in Juniper Networks Junos OS on SRX Series allows an...

Vulnerability fixed in Juniper JunOS and JunOS Evolved

Juniper has fixed a vulnerability in JunOS and JunOS Evolved. A malicious party could exploit the vulnerability to cause a denial-of-service attack. The vulnerability is in the way BGP UPDATEs are processed. When a specially prepared UPDATE is sent, it can cause the connection to be dropped...

Alert: Juniper Firewalls, Openfire, and Apache RocketMQ Under Attack from New Exploits

Recently disclosed security flaws impacting Juniper firewalls, Openfire, and Apache RocketMQ servers have come under active exploitation in the wild, according to multiple reports. The Shadowserver Foundation said that it's "seeing exploitation attempts from multiple IPs for Juniper J-Web...

VulnCheck KEV: CVE-2023-36847

Juniper Junos OS on EX Series contains a missing authentication for critical function vulnerability that allows an unauthenticated, network-based attacker to cause limited impact to the file system integrity. With a specific request to installAppPackage.php that doesn't require authentication, an...

VulnCheck KEV: CVE-2023-36844

Juniper Junos OS on EX Series contains a PHP external variable modification vulnerability that allows an unauthenticated, network-based attacker to control certain, important environment variables. Using a crafted request an attacker is able to modify certain PHP environment variables, leading to...

VulnCheck KEV: CVE-2023-36851

Juniper Junos OS on SRX Series contains a missing authentication for critical function vulnerability that allows an unauthenticated, network-based attacker to cause limited impact to the file system integrity. With a specific request to webauthoperation.php that doesn't require authentication,...

VulnCheck KEV: CVE-2023-36846

Juniper Junos OS on SRX Series contains a missing authentication for critical function vulnerability that allows an unauthenticated, network-based attacker to cause limited impact to the file system integrity. With a specific request to user.php that doesn't require authentication, an attacker is...

VulnCheck KEV: CVE-2023-36845

Juniper Junos OS on EX Series and SRX Series contains a PHP external variable modification vulnerability that allows an unauthenticated, network-based attacker to control an important environment variable. Using a crafted request, which sets the variable PHPRC, an attacker is able to modify the...

Exploit for PHP External Variable Modification in Juniper Junos

CVE-2023-36844 , CVE-2023-36845 , CVE-2023-36846 , CVE-2023-36...

Juniper Junos OS Pre-Auth RCE (JSA72300)

The version of Junos OS installed on the remote host is affected by multiple vulnerabilities as referenced in the JSA72300 advisory. - A PHP External Variable Modification vulnerability in J-Web of Juniper Networks Junos OS on EX and SRX Series allows an unauthenticated, network-based attacker to...

The vulnerability of the J-Web interface in Juniper Networks Junos OS-based SRX devices allows a hacker to execute arbitrary code.

The vulnerability of the J-Web interface in Juniper Networks Junos OS-based SRX devices involves unlimited loading of dangerous files. Exploiting this vulnerability allows a remote attacker to execute arbitrary code...

New Juniper Junos OS Flaws Expose Devices to Remote Attacks - Patch Now

Networking hardware company Juniper Networks has released an "out-of-cycle" security update to address multiple flaws in the J-Web component of Junos OS that could be combined to achieve remote code execution on susceptible installations. The four vulnerabilities have a cumulative CVSS rating of...

Juniper Networks Junos OS EX Access Control Error Vulnerability

Juniper Networks Junos OS EX is a Juniper Networks network operating system for the company's hardware devices. The operating system provides a secure programming interface and the Junos SDK. Juniper Networks Junos OS EX is vulnerable to an access control error vulnerability that arises from the...

Vulnerabilities fixed in Juniper JunOS

Juniper has fixed vulnerabilities in the PHP layer of J-web, running on EX and SRX series systems. An unauthenticated malicious person with access to J-web could exploit the vulnerabilities to bypass security measures, manipulate settings and upload arbitrary files to the vulnerable system. In...

CVE-2023-36846

A Missing Authentication for Critical Function vulnerability in Juniper Networks Junos OS on SRX Series allows an unauthenticated, network-based attacker to cause limited impact to the file system integrity. With a specific request to user.php that doesn't require authentication an attacker is ab...

CVE-2023-36847

A Missing Authentication for Critical Function vulnerability in Juniper Networks Junos OS on EX Series allows an unauthenticated, network-based attacker to cause limited impact to the file system integrity. With a specific request to installAppPackage.php that doesn't require authentication an...

CVE-2023-36845

A PHP External Variable Modification vulnerability in J-Web of Juniper Networks Junos OS on EX Series and SRX Series allows an unauthenticated, network-based attacker to remotely execute code. Using a crafted request which sets the variable PHPRC an attacker is able to modify the PHP execution...

CVE-2023-36847

A Missing Authentication for Critical Function vulnerability in Juniper Networks Junos OS on EX Series allows an unauthenticated, network-based attacker to cause limited impact to the file system integrity. With a specific request to installAppPackage.php that doesn't require authentication an...

CVE-2023-36846

A Missing Authentication for Critical Function vulnerability in Juniper Networks Junos OS on SRX Series allows an unauthenticated, network-based attacker to cause limited impact to the file system integrity. With a specific request to user.php that doesn't require authentication an attacker is ab...

CVE-2023-36847

A Missing Authentication for Critical Function vulnerability in Juniper Networks Junos OS on EX Series allows an unauthenticated, network-based attacker to cause limited impact to the file system integrity. With a specific request to installAppPackage.php that doesn't require authentication an...