{"id":"CVE-2025-34173","title":"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","summary":"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 …","severity":"medium","cvss":4.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","cwe":["CWE-22"],"vendor":"pfsense","product":"pfsense","affected":["pfsense < 2.8.0"],"patched":["pfsense 2.8.0"],"published":"2025-09-09","updated":"2026-07-14","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-34173","references":[{"url":"https://github.com/pfsense/FreeBSD-ports/commit/d6f462bcc446969f8955c16cfde300d5c9ab7435","label":"disclosure@vulncheck.com"},{"url":"https://redmine.pfsense.org/issues/16412","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/netgate-pf-sense-ce-snort-directory-traversal-information-disclosure","label":"disclosure@vulncheck.com"}],"tags":["nvd"],"epss":0.00903,"epssPercentile":0.58288,"ingestedAt":"2026-07-15T13:44:03.069Z","slug":"CVE-2025-34173","body":"## Overview\n\nIn 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 cannot be read, the server reveals whether a file exists, which allows an attacker to enumerate files on the target. The attacker must be authenticated with at least \"WebCfg - Services: Snort package\" permissions.\n\n## Affected\n\n- `pfsense < 2.8.0`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `pfsense 2.8.0`","depth":"sunlit","depthScore":24,"depthScoreParts":{"impact":23.7,"likelihood":0.2,"exploitation":0,"ransomware":0},"changes":[]}