{"id":"CVE-2005-0256","url":"https://www.cyber-defence.io/tools/cve/CVE-2005-0256","generatedAt":"2026-10-27T20:40:23.281Z","title":"The wu_fnmatch function in wu_fnmatch.c in wu-ftpd 2.6.1 and 2.6.2 allows remote attackers to cause a denial of service (CPU exhaustion by recursion) via a glob pattern with a large number of * (wildcard) characters, as demonstrated using the dir command.","description":"The wu_fnmatch function in wu_fnmatch.c in wu-ftpd 2.6.1 and 2.6.2 allows remote attackers to cause a denial of service (CPU exhaustion by recursion) via a glob pattern with a large number of * (wildcard) characters, as demonstrated using the dir command.","published":"2005-05-02T04:00:00.000Z","lastModified":"2026-06-16T22:10:48.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":5,"severity":"MEDIUM","vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P"},"cwe":["CWE-119"],"affected":["washington university/wu-ftpd"],"epss":{"score":0.05208,"percentile":0.92438,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":1,"verified":true,"firstPublished":"2005-02-25","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":842,"kind":"exploit","title":"WU-FTPD 2.6.2 - File Globbing Denial of Service","url":"https://www.exploit-db.com/exploits/842","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/linux/dos/842.c","file":"exploits/linux/dos/842.c","published":"2005-02-25","added":"2005-02-24","updated":"2016-04-28","author":"str0ke","type":"dos","platform":"linux","port":null,"verified":true,"codes":["OSVDB-14203","CVE-2005-0256"],"tags":null,"aliases":null,"applicationUrl":"http://www.exploit-db.comwu-ftpd-2.6.0.tar.gz","screenshotUrl":null,"referenceUrl":"http://www.idefense.com/application/poi/display?id=207&type=vulnerabilities&flashstatus=true"}]},"verdict":{"level":"high","text":"A public exploit is published in Exploit-DB (verified), so the technical barrier is gone even though the severity is medium and EPSS is 5.2%. Treat it as high on anything reachable from the internet."},"changes":[],"references":[{"url":"ftp://ftp.sco.com/pub/updates/OpenServer/SCOSA-2005.63/SCOSA-2005.63.txt","source":"cve@mitre.org"},{"url":"http://itrc.hp.com/service/cki/docDisplay.do?docId=c00637342","source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/14411","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/18210","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/19561","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://sunsolve.sun.com/search/document.do?assetkey=1-26-101699-1","source":"cve@mitre.org"},{"url":"http://sunsolve.sun.com/search/document.do?assetkey=1-26-57795-1","source":"cve@mitre.org"},{"url":"http://www.debian.org/security/2005/dsa-705","tags":["Patch","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://www.idefense.com/application/poi/display?id=207&type=vulnerabilities","tags":["Exploit"],"source":"cve@mitre.org"},{"url":"http://www.osvdb.org/14203","source":"cve@mitre.org"},{"url":"http://www.vupen.com/english/advisories/2005/0588","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://www.vupen.com/english/advisories/2006/1271","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1265","source":"cve@mitre.org"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1333","source":"cve@mitre.org"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1762","source":"cve@mitre.org"},{"url":"ftp://ftp.sco.com/pub/updates/OpenServer/SCOSA-2005.63/SCOSA-2005.63.txt","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://itrc.hp.com/service/cki/docDisplay.do?docId=c00637342","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/14411","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/18210","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/19561","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://sunsolve.sun.com/search/document.do?assetkey=1-26-101699-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://sunsolve.sun.com/search/document.do?assetkey=1-26-57795-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.debian.org/security/2005/dsa-705","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.idefense.com/application/poi/display?id=207&type=vulnerabilities","tags":["Exploit"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.osvdb.org/14203","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.vupen.com/english/advisories/2005/0588","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.vupen.com/english/advisories/2006/1271","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1265","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1333","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1762","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2005-0256","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}