2 lines
3.5 KiB
JSON
2 lines
3.5 KiB
JSON
{"affected":[{"affectedData":[{"collectionURL":"https://github.com/nodejs/undici/","defaultStatus":"unaffected","packageName":"undici","product":"undici","repo":"https://github.com/nodejs/undici/","vendor":"undici","versions":[{"status":"affected","version":"< 6.24.0; 7.0.0 < 7.24.0"},{"status":"unaffected","version":"6.24.0: 7.24.0"}]}],"source":"ce714d77-add3-4f53-aff5-83d477b104bb"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:nodejs:undici:*:*:*:*:*:node.js:*:*","matchCriteriaId":"C08CE582-019D-4A06-910A-6010C2D6EF4F","versionEndExcluding":"6.24.0","vulnerable":true},{"criteria":"cpe:2.3:a:nodejs:undici:*:*:*:*:*:node.js:*:*","matchCriteriaId":"F016E7D9-C45A-4DEF-9AD8-F0581AF5E509","versionEndExcluding":"7.24.0","versionStartIncluding":"7.0.0","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"ImpactWhen an application passes user-controlled input to the upgrade option of client.request(), an attacker can inject CRLF sequences (\\r\\n) to:\n\n * Inject arbitrary HTTP headers\n * Terminate the HTTP request prematurely and smuggle raw data to non-HTTP services (Redis, Memcached, Elasticsearch)\nThe vulnerability exists because undici writes the upgrade value directly to the socket without validating for invalid header characters:\n\n// lib/dispatcher/client-h1.js:1121\nif (upgrade) {\n header += `connection: upgrade\\r\\nupgrade: ${upgrade}\\r\\n`\n}"},{"lang":"es","value":"ImpactoCuando una aplicación pasa entrada controlada por el usuario a la opción upgrade de client.request(), un atacante puede inyectar secuencias CRLF (\\r\\n) para:\n\n * Inyectar encabezados HTTP arbitrarios\n * Terminar la solicitud HTTP prematuramente y contrabandear datos sin procesar a servicios no HTTP (Redis, Memcached, Elasticsearch)\nLa vulnerabilidad existe porque undici escribe el valor upgrade directamente al socket sin validar caracteres de encabezado no válidos:\n\n// lib/dispatcher/client-h1.js:1121\nif (upgrade) {\n header += `connection: upgrade\\r\\nupgrade: ${upgrade}\\r\\n`\n}"}],"id":"CVE-2026-1527","lastModified":"2026-06-17T10:16:00.187","metrics":{"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":4.6,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N","version":"3.1"},"exploitabilityScore":2.1,"impactScore":2.5,"source":"ce714d77-add3-4f53-aff5-83d477b104bb","type":"Secondary"}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"id":"CVE-2026-1527","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-03-13T18:05:24.550959Z","version":"2.0.3"}}]},"published":"2026-03-12T21:16:25.137","references":[{"source":"ce714d77-add3-4f53-aff5-83d477b104bb","tags":["Vendor Advisory"],"url":"https://cna.openjsf.org/security-advisories.html"},{"source":"ce714d77-add3-4f53-aff5-83d477b104bb","tags":["Mitigation","Patch","Vendor Advisory"],"url":"https://github.com/nodejs/undici/security/advisories/GHSA-4992-7rv2-5pvq"},{"source":"ce714d77-add3-4f53-aff5-83d477b104bb","tags":["Permissions Required"],"url":"https://hackerone.com/reports/3487198"}],"sourceIdentifier":"ce714d77-add3-4f53-aff5-83d477b104bb","vulnStatus":"Analyzed","weaknesses":[{"description":[{"lang":"en","value":"CWE-93"}],"source":"ce714d77-add3-4f53-aff5-83d477b104bb","type":"Secondary"}]}
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