CVE-2023-47124

{"id": "CVE-2023-47124", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.9, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.2}, {"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.9, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.2}]}, "published": "2023-12-04T21:15:33.850", "references": [{"url": "https://doc.traefik.io/traefik/https/acme/#dnschallenge", "tags": ["Product"], "source": "security-advisories@github.com"}, {"url": "https://doc.traefik.io/traefik/https/acme/#httpchallenge", "tags": ["Product"], "source": "security-advisories@github.com"}, {"url": "https://doc.traefik.io/traefik/https/acme/#tlschallenge", "tags": ["Product"], "source": "security-advisories@github.com"}, {"url": "https://github.com/traefik/traefik/releases/tag/v2.10.6", "tags": ["Release Notes"], "source": "security-advisories@github.com"}, {"url": "https://github.com/traefik/traefik/releases/tag/v3.0.0-beta5", "tags": ["Release Notes"], "source": "security-advisories@github.com"}, {"url": "https://github.com/traefik/traefik/security/advisories/GHSA-8g85-whqh-cr2f", "tags": ["Third Party Advisory"], "source": "security-advisories@github.com"}, {"url": "https://www.cloudflare.com/learning/ddos/ddos-attack-tools/slowloris", "source": "security-advisories@github.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-772"}]}], "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 c\u00f3digo abierto. Cuando Traefik est\u00e1 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 desaf\u00edo (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`."}], "lastModified": "2024-11-19T14:15:16.660", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:traefik:traefik:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "AB0C6F34-0937-44ED-B248-F7B63DDA7820", "versionEndIncluding": "2.10.5"}, {"criteria": "cpe:2.3:a:traefik:traefik:3.0.0:beta1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "376EAF9B-E994-4268-9704-0A45EA30270F"}, {"criteria": "cpe:2.3:a:traefik:traefik:3.0.0:beta2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F3D08335-C291-4623-B80C-3B14C4D1FA32"}, {"criteria": "cpe:2.3:a:traefik:traefik:3.0.0:beta3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "21033CEE-CEF5-4B0D-A565-4A6FC764AA6D"}, {"criteria": "cpe:2.3:a:traefik:traefik:3.0.0:beta4:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4B5B7BC8-0BBF-48DC-86B1-FC3D7CB8D5AD"}], "operator": "OR"}]}], "sourceIdentifier": "security-advisories@github.com"}