{"id":"CVE-2009-4593","url":"https://www.cyber-defence.io/tools/cve/CVE-2009-4593","generatedAt":"2026-10-27T18:47:55.836Z","title":"The bftpdutmp_log function in bftpdutmp.c in Bftpd before 2.4 does not place a '\\0' character at the end of the string value of the ut.bu_host structure member, which might allow remote attackers to cause a denial of service (daemon crash) via…","description":"The bftpdutmp_log function in bftpdutmp.c in Bftpd before 2.4 does not place a '\\0' character at the end of the string value of the ut.bu_host structure member, which might allow remote attackers to cause a denial of service (daemon crash) via unspecified vectors. NOTE: some of these details are obtained from third party information.","published":"2010-01-07T18:30:01.000Z","lastModified":"2026-06-16T23:13:59.000Z","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":[],"affected":["jesse smith/bftpd"],"epss":{"score":0.0144,"percentile":0.73008,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (1.44%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://bftpd.sourceforge.net/downloads/CHANGELOG","source":"cve@mitre.org"},{"url":"http://bftpd.sourceforge.net/news.html#032130","tags":["Patch"],"source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/37185","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/36820","tags":["Patch"],"source":"cve@mitre.org"},{"url":"http://www.vupen.com/english/advisories/2009/3032","tags":["Patch","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://bftpd.sourceforge.net/downloads/CHANGELOG","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://bftpd.sourceforge.net/news.html#032130","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/37185","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/36820","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.vupen.com/english/advisories/2009/3032","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2009-4593","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."}