{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-21T13:01:20.264","vulnerabilities":[{"cve":{"id":"CVE-2023-4540","sourceIdentifier":"cvd@cert.pl","published":"2023-09-05T08:15:40.017","lastModified":"2025-04-04T19:15:45.653","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"Improper Handling of Exceptional Conditions vulnerability in Daurnimator lua-http library allows Excessive Allocation and a denial of service (DoS) attack to be executed by sending a properly crafted request to the server. \nSuch a request causes the program to enter an infinite loop. \n\nThis issue affects lua-http: all versions before commit ddab283."},{"lang":"es","value":"Una vulnerabilidad de Manejo Inadecuado de Condiciones Excepcionales en la librería lua-http de Daurnimator permite la asignación excesiva y la ejecución de un ataque de Denegación de Servicio (DoS)  mediante el envío de una petición correctamente manipulada al servidor. Este problema afecta a lua-http: todas las versiones anteriores al commit ddab283. "}],"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},{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","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}]},"weaknesses":[{"source":"cvd@cert.pl","type":"Secondary","description":[{"lang":"en","value":"CWE-755"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-755"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:daurnimator:lua-http:0.4:*:*:*:*:lua:*:*","matchCriteriaId":"D337EBD6-A704-44C0-8533-1EA9B5366780"}]}]}],"references":[{"url":"https://cert.pl/en/posts/2023/09/CVE-2023-4540/","source":"cvd@cert.pl"},{"url":"https://cert.pl/posts/2023/09/CVE-2023-4540/","source":"cvd@cert.pl","tags":["Patch","Third Party Advisory"]},{"url":"https://github.com/daurnimator/lua-http/commit/ddab2835c583d45dec62680ca8d3cbde55e0bae6","source":"cvd@cert.pl","tags":["Patch"]},{"url":"https://cert.pl/posts/2023/09/CVE-2023-4540/","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Third Party Advisory"]},{"url":"https://github.com/daurnimator/lua-http/commit/ddab2835c583d45dec62680ca8d3cbde55e0bae6","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://https://cert.pl/en/posts/2023/09/CVE-2023-4540/","source":"af854a3a-2127-422b-91ae-364da2661108"}]}}]}