CVE-2025-13698

Severity CVSS v4.0:

Pending analysis

Type:

CWE-22 Path Traversal

Publication date:

23/12/2025

Last modified:

29/12/2025

Description

Deciso OPNsense diag_backup.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.<br /> <br /> 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.

Impact

Vector 3.x

CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N CVSS v3.1 Severity and Metrics:

Base Score: 4.50 MEDIUM
Vector: CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N

Attack Vector (AV): Adjacent
Attack Complexity (AC): Low
Privileges Required (PR): High
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): High
Availability (A): None

Base Score 3.x

4.50

Severity 3.x

MEDIUM

CVE-2025-13698

Description

Impact

References to Advisories, Solutions, and Tools