Path Traversal in Netgate Pfsense Ce
CVE-2025-34173
In pfSense CE /usr/local/www/snort/snort_ip_reputation.php, the value of the iplist parameter is not sanitized of directory traversal-related characters/strings before being used to check if a file exists. While the contents of the file ca…
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.008 (53.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
Affected products
- Netgate Pfsense Ce — versions 4.1.6_25
- Pfsense
Weakness classification (CWE)
Public proof-of-concept exploits
References
- disclosure@vulncheck.com (Patch, patch)
- disclosure@vulncheck.com (issue-tracking, Issue Tracking)
- disclosure@vulncheck.com (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2025-34173?
- CVE-2025-34173 is a medium-severity vulnerability in Netgate Pfsense Ce, classified under Path Traversal. CVSS score: 4.3/10. Published 2025-09-09.
- How severe is CVE-2025-34173?
- Medium severity. CVSS v3 base score is 4.3 out of 10.
- Is CVE-2025-34173 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.