CVE-2025-13698: Deciso OPNsense diag_backup.php filename Directory Traversal Arbitrary File Creation Vulnerability
Deciso OPNsense diagbackup.php filename Directory Traversal Arbitrary File Creation Vulnerability. This vulnerability allows network-adjacent attackers to create arbitrary files on affected installations of Deciso OPNsense. Authentication is required to exploit this vulnerability.
The specific flaw exists within the handling of backup configuration files. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to create files in the context of root. Was ZDI-CAN-28133.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2025-13698?
CVE-2025-13698 has been rated as a medium severity vulnerability due to its potential to allow unauthorized file creation.
How do I fix CVE-2025-13698?
To fix CVE-2025-13698, ensure that you update to the latest version of Deciso OPNsense that addresses this vulnerability.
Who is affected by CVE-2025-13698?
CVE-2025-13698 affects installations of Deciso OPNsense that have the diag_backup.php component exposed.
What type of attack does CVE-2025-13698 enable?
CVE-2025-13698 enables network-adjacent attackers to perform a directory traversal attack leading to arbitrary file creation.
Is authentication required to exploit CVE-2025-13698?
Yes, authentication is required to exploit the CVE-2025-13698 vulnerability.