CVE-2023-36847
Juniper Junos OS EX Series Missing Authentication for Critical Function Vulnerability
Description
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 attacker is able to upload arbitrary files via J-Web, leading to a loss of integrity for a certain part of the file system, which may allow chaining to other vulnerabilities.
How to fix CVE-2023-36847
No package mapping is available — consult the references below for vendor-specific guidance.
Is CVE-2023-36847 being exploited?
Yes — CVE-2023-36847 is on the CISA Known Exploited Vulnerabilities (KEV) catalog. Patch immediately.
Affected packages (0)
No package mapping in OSV.