{"id":"CVE-2025-34110","summary":"ColoradoFTP Server \u003c= 1.3 Build 8 Path Traversal Information Disclosure","details":"A directory traversal vulnerability exists in ColoradoFTP Server ≤ 1.3 Build 8 for Windows, allowing unauthenticated attackers to read or write arbitrary files outside the configured FTP root directory. The flaw is due to insufficient sanitation of user-supplied file paths in the FTP GET and PUT command handlers. Exploitation is possible by submitting traversal sequences during FTP operations, enabling access to system-sensitive files. This issue affects only the Windows version of ColoradoFTP.","modified":"2026-08-12T15:13:28.427501Z","published":"2025-07-15T13:01:10.712Z","database_specific":{"cna_assigner":"VulnCheck","cwe_ids":["CWE-22","CWE-306","CWE-552"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/34xxx/CVE-2025-34110.json","unresolved_ranges":[{"source":"AFFECTED_FIELD","extracted_events":[{"last_affected":"1.3 Build 8"}]},{"source":"CPE_FIELD","extracted_events":[{"last_affected":"1.3 Build 8"}]}]},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/34xxx/CVE-2025-34110.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-34110"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/colorado-ftp-server-path-traversal-information-disclosure"},{"type":"FIX","url":"https://bitbucket.org/nolife/coloradoftp/commits/16a60c4a74ef477cd8c16ca82442eaab2fbe8c86"},{"type":"EVIDENCE","url":"https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/auxiliary/scanner/ftp/colorado_ftp_traversal.rb"},{"type":"EVIDENCE","url":"https://www.exploit-db.com/exploits/40231"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://bitbucket.org/nolife/coloradoftp","events":[{"introduced":"0"},{"fixed":"16a60c4a74ef477cd8c16ca82442eaab2fbe8c86"}],"database_specific":{"source":"REFERENCES"}}],"versions":["1.3"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-34110.json","vanir_signatures_modified":"2026-08-12T15:13:28Z","vanir_signatures":[{"id":"CVE-2025-34110-147b8826","signature_type":"Line","signature_version":"v1","source":"https://bitbucket.org/nolife/coloradoftp@16a60c4a74ef477cd8c16ca82442eaab2fbe8c86","target":{"file":"coloradoftp/plugins/xmlfs/src/main/java/com/coldcore/coloradoftp/plugin/xmlfs/resolver/GenericVirtualPathResolver.java"},"deprecated":false,"digest":{"line_hashes":["251145532788171280305768876642995824501","7093707141429545515907161534099995653","312538698378582257593424737016874255716"],"threshold":0.9}},{"signature_version":"v1","source":"https://bitbucket.org/nolife/coloradoftp@16a60c4a74ef477cd8c16ca82442eaab2fbe8c86","target":{"file":"coloradoftp/plugins/xmlfs/src/main/java/com/coldcore/coloradoftp/plugin/xmlfs/resolver/GenericVirtualPathResolver.java","function":"fixVirtualParentRefs"},"deprecated":false,"digest":{"function_hash":"30800469746312930370171075578529644280","length":597},"id":"CVE-2025-34110-9048897e","signature_type":"Function"}]}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N"}]}