2 lines
4.4 KiB
JSON
2 lines
4.4 KiB
JSON
{"affected":[{"affectedData":[{"product":"httplib2","vendor":"httplib2","versions":[{"status":"affected","version":"< 0.19.0"}]}],"source":"security-advisories@github.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:httplib2_project:httplib2:*:*:*:*:*:python:*:*","matchCriteriaId":"D5BA135E-6889-4A5D-88F6-1AD4DBC498BE","versionEndExcluding":"0.19.0","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"httplib2 is a comprehensive HTTP client library for Python. In httplib2 before version 0.19.0, a malicious server which responds with long series of \"\\xa0\" characters in the \"www-authenticate\" header may cause Denial of Service (CPU burn while parsing header) of the httplib2 client accessing said server. This is fixed in version 0.19.0 which contains a new implementation of auth headers parsing using the pyparsing library."},{"lang":"es","value":"httplib2 es una biblioteca cliente HTTP completa para Python. En httplib2 anterior a la versión 0.19.0, un servidor malicioso que responde con una larga serie de caracteres \"\\xa0\" en el encabezado \"www-authenticate\" puede causar una Denegación de Servicio (CPU quemada mientras analiza el encabezado) del cliente httplib2 que accede a dicho servidor. Esto se corrigió en la versión 0.19.0, que contiene una nueva implementación de análisis de encabezados de autenticación usando la biblioteca pyparsing"}],"id":"CVE-2021-21240","lastModified":"2026-06-17T03:35:06.433","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"MEDIUM","cvssData":{"accessComplexity":"LOW","accessVector":"NETWORK","authentication":"NONE","availabilityImpact":"PARTIAL","baseScore":5.0,"confidentialityImpact":"NONE","integrityImpact":"NONE","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:P","version":"2.0"},"exploitabilityScore":10.0,"impactScore":2.9,"obtainAllPrivilege":false,"obtainOtherPrivilege":false,"obtainUserPrivilege":false,"source":"nvd@nist.gov","type":"Primary","userInteractionRequired":false}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"exploitabilityScore":3.9,"impactScore":3.6,"source":"security-advisories@github.com","type":"Secondary"},{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"exploitabilityScore":3.9,"impactScore":3.6,"source":"nvd@nist.gov","type":"Primary"}]},"published":"2021-02-08T20:15:12.197","references":[{"source":"security-advisories@github.com","tags":["Patch","Third Party Advisory"],"url":"https://github.com/httplib2/httplib2/commit/bd9ee252c8f099608019709e22c0d705e98d26bc"},{"source":"security-advisories@github.com","tags":["Patch","Third Party Advisory"],"url":"https://github.com/httplib2/httplib2/pull/182"},{"source":"security-advisories@github.com","tags":["Exploit","Mitigation","Third Party Advisory"],"url":"https://github.com/httplib2/httplib2/security/advisories/GHSA-93xj-8mrv-444m"},{"source":"security-advisories@github.com","tags":["Product","Third Party Advisory"],"url":"https://pypi.org/project/httplib2"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Third Party Advisory"],"url":"https://github.com/httplib2/httplib2/commit/bd9ee252c8f099608019709e22c0d705e98d26bc"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Third Party Advisory"],"url":"https://github.com/httplib2/httplib2/pull/182"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Mitigation","Third Party Advisory"],"url":"https://github.com/httplib2/httplib2/security/advisories/GHSA-93xj-8mrv-444m"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Product","Third Party Advisory"],"url":"https://pypi.org/project/httplib2"}],"sourceIdentifier":"security-advisories@github.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-400"}],"source":"security-advisories@github.com","type":"Secondary"}]}
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