CVE-2025-53392: pfsense Path Traversal — Exploit

Description

In Netgate pfSense CE 2.8.0, the "WebCfg - Diagnostics: Command" privilege allows reading arbitrary files via diag_command.php dlPath directory traversal. NOTE: the Supplier's perspective is that this is intended behavior for this privilege level, and that system administrators are informed through both the product documentation and UI.

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CVSS v3.1 Score

5.0

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N

Weakness Type (CWE)

CWE-36 CWE-36

Affected Products

Vendor	Product	Versions
pfsense	pfsense	All

References

Exploits

https://github.com/skraft9/pfsense-security-research https://github.com/skraft9/pfsense-security-research

Frequently Asked Questions

What is CVE-2025-53392? +

In Netgate pfSense CE 2.8.0, the "WebCfg - Diagnostics: Command" privilege allows reading arbitrary files via diag_command.php dlPath directory traversal. NOTE: the Supplier's perspective is that this is intended behavior for this privilege level, and that system administrators are informed through both the product documentation and UI. It has a CVSS v3.1 base score of 5.0 (MEDIUM).

How severe is CVE-2025-53392? +

CVE-2025-53392 has a CVSS v3.1 score of 5.0 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-53392? +

CVE-2025-53392 affects products from pfsense, specifically: pfsense. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-53392? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2025-53392