{"attribution":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","cve":{"id":"CVE-2018-25091","sourceIdentifier":"cve@mitre.org","published":"2023-10-15T19:15:09.213","lastModified":"2026-06-17T01:54:41.900","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"urllib3 before 1.24.2 does not remove the authorization HTTP header when following a cross-origin redirect (i.e., a redirect that differs in host, port, or scheme). This can allow for credentials in the authorization header to be exposed to unintended hosts or transmitted in cleartext. NOTE: this issue exists because of an incomplete fix for CVE-2018-20060 (which was case-sensitive)."},{"lang":"es","value":"urllib3 anterior a 1.24.2 no elimina el encabezado HTTP de autorización cuando se sigue una redirección de origen cruzado (es decir, una redirección que difiere en host, puerto o esquema). Esto puede permitir que las credenciales en el encabezado de autorización se expongan a hosts no deseados o se transmitan en texto plano. NOTA: este problema existe debido a una solución incompleta para CVE-2018-20060 (que distinguía entre mayúsculas y minúsculas)."}],"affected":[{"source":"cve@mitre.org","affectedData":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","baseScore":6.1,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":2.8,"impactScore":2.7}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2024-09-16T19:01:32.049496Z","id":"CVE-2018-25091","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-601"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:python:urllib3:*:*:*:*:*:*:*:*","versionEndExcluding":"1.24.2","matchCriteriaId":"D0B5613A-F0A4-438A-A01E-4E2DAB4FAB8B"}]}]}],"references":[{"url":"https://github.com/urllib3/urllib3/commit/adb358f8e06865406d1f05e581a16cbea2136fbc","source":"cve@mitre.org","tags":["Patch"]},{"url":"https://github.com/urllib3/urllib3/compare/1.24.1...1.24.2","source":"cve@mitre.org","tags":["Patch"]},{"url":"https://github.com/urllib3/urllib3/issues/1510","source":"cve@mitre.org","tags":["Issue Tracking","Patch","Vendor Advisory"]},{"url":"https://github.com/urllib3/urllib3/commit/adb358f8e06865406d1f05e581a16cbea2136fbc","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://github.com/urllib3/urllib3/compare/1.24.1...1.24.2","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://github.com/urllib3/urllib3/issues/1510","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Patch","Vendor Advisory"]}]}}