{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-06-14T22:32:42.012","vulnerabilities":[{"cve":{"id":"CVE-2019-14243","sourceIdentifier":"cve@mitre.org","published":"2019-07-23T22:15:11.643","lastModified":"2024-11-21T04:26:16.877","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"headerv2.go in mastercactapus proxyprotocol before 0.0.2, as used in the mastercactapus caddy-proxyprotocol plugin through 0.0.2 for Caddy, allows remote attackers to cause a denial of service (webserver panic and daemon crash) via a crafted HAProxy PROXY v2 request with truncated source/destination address data."},{"lang":"es","value":"headerv2.go en mastercactapus proxyprotocol anterior a versión 0.0.2, tal como es usado en el plugin caddy-proxyprotocol de mastercactapus hasta versión 0.0.2 para Caddy, permite a los atacantes remotos causar una denegación de servicio (pánico del webserver y bloqueo del demonio) por medio de una petición HAProxy PROXY v2 con datos truncados de dirección de origen y destino."}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:P","baseScore":5.0,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":10.0,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-20"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:haproxy:proxyprotocol:*:*:*:*:*:caddy:*:*","versionEndExcluding":"0.0.2","matchCriteriaId":"F297AB10-B405-4C13-914E-34E69CD0106E"}]}]}],"references":[{"url":"https://caddy.community/t/dos-in-http-proxyprotocol-plugin/6014","source":"cve@mitre.org","tags":["Third Party Advisory"]},{"url":"https://github.com/mastercactapus/caddy-proxyprotocol/issues/8","source":"cve@mitre.org","tags":["Issue Tracking","Third Party Advisory"]},{"url":"https://github.com/mastercactapus/proxyprotocol/commit/5c4a101121fc3e868026189c7a73f7f19eef90ac","source":"cve@mitre.org","tags":["Patch","Third Party Advisory"]},{"url":"https://github.com/mastercactapus/proxyprotocol/compare/ef496d7...5c4a101","source":"cve@mitre.org","tags":["Third Party Advisory"]},{"url":"https://github.com/mastercactapus/proxyprotocol/issues/1","source":"cve@mitre.org","tags":["Exploit","Third Party Advisory"]},{"url":"https://github.com/mastercactapus/proxyprotocol/releases/tag/v0.0.2","source":"cve@mitre.org","tags":["Release Notes","Third Party Advisory"]},{"url":"https://caddy.community/t/dos-in-http-proxyprotocol-plugin/6014","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]},{"url":"https://github.com/mastercactapus/caddy-proxyprotocol/issues/8","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Third Party Advisory"]},{"url":"https://github.com/mastercactapus/proxyprotocol/commit/5c4a101121fc3e868026189c7a73f7f19eef90ac","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Third Party Advisory"]},{"url":"https://github.com/mastercactapus/proxyprotocol/compare/ef496d7...5c4a101","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]},{"url":"https://github.com/mastercactapus/proxyprotocol/issues/1","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Third Party Advisory"]},{"url":"https://github.com/mastercactapus/proxyprotocol/releases/tag/v0.0.2","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Release Notes","Third Party Advisory"]}]}}]}