{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-05T17:15:13.119","vulnerabilities":[{"cve":{"id":"CVE-2023-47124","sourceIdentifier":"security-advisories@github.com","published":"2023-12-04T21:15:33.850","lastModified":"2024-11-21T08:29:49.663","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"Traefik is an open source HTTP reverse proxy and load balancer. When Traefik is configured to use the `HTTPChallenge` to generate and renew the Let's Encrypt TLS certificates, the delay authorized to solve the challenge (50 seconds) can be exploited by attackers to achieve a `slowloris attack`. This vulnerability has been patch in version 2.10.6 and 3.0.0-beta5. Users are advised to upgrade. Users unable to upgrade should replace the `HTTPChallenge` with the `TLSChallenge` or the `DNSChallenge`."},{"lang":"es","value":"Traefik es un equilibrador de carga y proxy inverso HTTP de código abierto. Cuando Traefik está configurado para usar `HTTPChallenge` para generar y renovar los certificados TLS de Let's Encrypt, los atacantes pueden aprovechar el retraso autorizado para resolver el desafío (50 segundos) para lograr un `ataque lento`. Esta vulnerabilidad ha sido parcheada en las versiones 2.10.6 y 3.0.0-beta5. Se recomienda a los usuarios que actualicen. Los usuarios que no puedan actualizar deben reemplazar `HTTPChallenge` con `TLSChallenge` o `DNSChallenge`."}],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":5.9,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":2.2,"impactScore":3.6},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":5.9,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":2.2,"impactScore":3.6}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Secondary","description":[{"lang":"en","value":"CWE-772"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:traefik:traefik:*:*:*:*:*:*:*:*","versionEndIncluding":"2.10.5","matchCriteriaId":"AB0C6F34-0937-44ED-B248-F7B63DDA7820"},{"vulnerable":true,"criteria":"cpe:2.3:a:traefik:traefik:3.0.0:beta1:*:*:*:*:*:*","matchCriteriaId":"376EAF9B-E994-4268-9704-0A45EA30270F"},{"vulnerable":true,"criteria":"cpe:2.3:a:traefik:traefik:3.0.0:beta2:*:*:*:*:*:*","matchCriteriaId":"F3D08335-C291-4623-B80C-3B14C4D1FA32"},{"vulnerable":true,"criteria":"cpe:2.3:a:traefik:traefik:3.0.0:beta3:*:*:*:*:*:*","matchCriteriaId":"21033CEE-CEF5-4B0D-A565-4A6FC764AA6D"},{"vulnerable":true,"criteria":"cpe:2.3:a:traefik:traefik:3.0.0:beta4:*:*:*:*:*:*","matchCriteriaId":"4B5B7BC8-0BBF-48DC-86B1-FC3D7CB8D5AD"}]}]}],"references":[{"url":"https://doc.traefik.io/traefik/https/acme/#dnschallenge","source":"security-advisories@github.com","tags":["Product"]},{"url":"https://doc.traefik.io/traefik/https/acme/#httpchallenge","source":"security-advisories@github.com","tags":["Product"]},{"url":"https://doc.traefik.io/traefik/https/acme/#tlschallenge","source":"security-advisories@github.com","tags":["Product"]},{"url":"https://github.com/traefik/traefik/releases/tag/v2.10.6","source":"security-advisories@github.com","tags":["Release Notes"]},{"url":"https://github.com/traefik/traefik/releases/tag/v3.0.0-beta5","source":"security-advisories@github.com","tags":["Release Notes"]},{"url":"https://github.com/traefik/traefik/security/advisories/GHSA-8g85-whqh-cr2f","source":"security-advisories@github.com","tags":["Third Party Advisory"]},{"url":"https://www.cloudflare.com/learning/ddos/ddos-attack-tools/slowloris","source":"security-advisories@github.com"},{"url":"https://doc.traefik.io/traefik/https/acme/#dnschallenge","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Product"]},{"url":"https://doc.traefik.io/traefik/https/acme/#httpchallenge","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Product"]},{"url":"https://doc.traefik.io/traefik/https/acme/#tlschallenge","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Product"]},{"url":"https://github.com/traefik/traefik/releases/tag/v2.10.6","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Release Notes"]},{"url":"https://github.com/traefik/traefik/releases/tag/v3.0.0-beta5","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Release Notes"]},{"url":"https://github.com/traefik/traefik/security/advisories/GHSA-8g85-whqh-cr2f","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]},{"url":"ttps://www.cloudflare.com/learning/ddos/ddos-attack-tools/slowloris/","source":"af854a3a-2127-422b-91ae-364da2661108"}]}}]}