CVE Vulnerability Advisory Database
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Juniper Networks Junos OS (SRX Series) J-Web Unauthenticated Arbitrary File Upload and Download Vulnerability (CVE-2023-36851) Analysis and Mitigation Guide
[Affected Scope] Juniper Networks Junos OS on SRX Series devices with the J-Web interface enabled in specific vulnerable versions
[Impact] Unauthenticated network-based attackers can send crafted requests to webauth_operation.php to upload or download arbitrary files, compromising file system integrity and potentially chaining to remote code execution (RCE)
[Mitigation] Immediately upgrade Junos OS to the recommended patched release, or disable the J-Web interface / restrict access to trusted IP addresses
Juniper Junos OS SRX Series J-Web Unauthenticated Arbitrary File Upload Vulnerability (CVE-2023-36846) Technical Advisory
[Affected Scope] Juniper Networks Junos OS SRX Series firewalls with the J-Web interface enabled
[Impact] Unauthenticated remote attackers can upload arbitrary files via crafted HTTP requests to the file system, compromising integrity and potentially chaining with other flaws to achieve Remote Code Execution (RCE)
[Mitigation] Apply the latest Junos OS security updates immediately, or disable the J-Web interface and restrict access to trusted management IP ranges
Juniper Networks Junos OS J-Web External Variable Modification Vulnerability (CVE-2023-36845) Remote Code Execution Analysis and Mitigation Guide
[Affected Scope] Juniper Networks Junos OS on EX Series switches and SRX Series firewalls with the J-Web interface enabled
[Impact] An unauthenticated, network-based attacker can modify the PHP execution environment (PHPRC) via crafted HTTP requests, leading to arbitrary code execution and full device compromise
[Mitigation] Immediately upgrade Junos OS to the patched versions, or disable the J-Web interface and restrict access to trusted IP addresses as a temporary workaround