Juniper Releases Security Advisory for Multiple Vulnerabilities in Junos OS

Juniper has released a security advisory to address vulnerabilities in Junos OS on SRX Series and EX Series. A remote cyber threat actor could exploit these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review Juniper’s Support Portal link is...

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-2023-36845

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-2023-36844

A PHP External Variable Modification vulnerability in J-Web of Juniper Networks Junos OS on EX Series 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...

CVE-2023-36844

A PHP External Variable Modification vulnerability in J-Web of Juniper Networks Junos OS on EX Series 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...

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-2023-36847

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...

Code injection

A PHP External Variable Modification vulnerability in J-Web of Juniper Networks Junos OS on EX Series 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...

Authentication flaw

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...

Code injection

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-2023-36845 Junos OS: EX and SRX Series: A PHP vulnerability in J-Web allows an unauthenticated to control an important environment variable

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-2023-36845 Junos OS: EX and SRX Series: A PHP vulnerability in J-Web allows an unauthenticated to control an important environment variable

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-2023-36845

CVE-2023-36845 affects Juniper Junos OS J-Web on EX Series and SRX Series. Root cause: PHP external variable modification via PHPRC allows unauthenticated, network-based Remote Code Execution. Affected versions include pre-20.4R3-S9 and multiple 21.x, 22.x, 23.2 branches with various subversions;...

CVE-2023-36844 Junos OS: EX Series: A PHP vulnerability in J-Web allows an unauthenticated attacker to control important environment variables

A PHP External Variable Modification vulnerability in J-Web of Juniper Networks Junos OS on EX Series 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...

CVE-2023-36844 Junos OS: EX Series: A PHP vulnerability in J-Web allows an unauthenticated attacker to control important environment variables

A PHP External Variable Modification vulnerability in J-Web of Juniper Networks Junos OS on EX Series 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...

CVE-2023-36844

CVE-2023-36844 affects Juniper Junos OS on EX Series (J-Web) and enables an unauthenticated, network-based attacker to modify PHP environment variables, potentially causing partial integrity loss and enabling vulnerability chaining. Affected versions include multiple 20.4R3-S9 through 23.2R2 line...

CVE-2023-36847

CVE-2023-36847 affects Juniper Networks Junos OS on EX Series. It is a pre-authentication missing-authentication-for-critical-function vulnerability in J-Web that allows an unauthenticated, network-based attacker to upload arbitrary files, causing limited integrity loss in parts of the file syste...

CVE-2023-36847 Junos OS: EX Series: A vulnerability in J-Web allows an unauthenticated attacker to upload arbitrary files

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...