{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2019-25681","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2026-04-05T13:33:54.194Z","datePublished":"2026-04-05T20:45:31.303Z","dateUpdated":"2026-04-06T18:24:46.806Z"},"containers":{"cna":{"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-04-05T20:45:31.303Z"},"datePublic":"2019-02-24T00:00:00.000Z","title":"Xlight FTP Server 3.9.1 SEH Overwrite Buffer Overflow","descriptions":[{"lang":"en","value":"Xlight FTP Server 3.9.1 contains a structured exception handler (SEH) overwrite vulnerability that allows local attackers to crash the application and overwrite SEH pointers by supplying a crafted buffer string. Attackers can inject a 428-byte payload through the program execution field in virtual server configuration to trigger a buffer overflow that corrupts the SEH chain and enables potential code execution."}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Out-of-bounds Write","cweId":"CWE-787","type":"CWE"}]}],"affected":[{"vendor":"Xlightftpd","product":"Xlight","versions":[{"version":"3.9.1","status":"affected"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:xlightftpd:xlight_ftp:3.9.1:*:*:*:*:*:*:*"}]}]}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"LOCAL","baseScore":8.6,"baseSeverity":"HIGH","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS"},{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":8.4,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"format":"CVSS"}],"references":[{"url":"https://www.exploit-db.com/exploits/46458","name":"ExploitDB-46458","tags":["exploit"]},{"url":"https://www.xlightftpd.com/index.htm","name":"Official Product Homepage","tags":["product"]},{"url":"https://www.xlightftpd.com/download/xlight.zip","name":"Product Reference","tags":["product"]},{"name":"VulnCheck Advisory: Xlight FTP Server 3.9.1 SEH Overwrite Buffer Overflow","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/xlight-ftp-server-seh-overwrite-buffer-overflow"}],"credits":[{"lang":"en","value":"Logan Whitmire","type":"finder"}],"x_generator":{"engine":"vulncheck"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-04-06T18:24:01.127284Z","id":"CVE-2019-25681","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-04-06T18:24:46.806Z"}}]}}