{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-20T05:06:02.393","vulnerabilities":[{"cve":{"id":"CVE-2020-17531","sourceIdentifier":"security@apache.org","published":"2020-12-08T13:15:13.010","lastModified":"2024-11-21T05:08:18.797","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"A Java Serialization vulnerability was found in Apache Tapestry 4. Apache Tapestry 4 will attempt to deserialize the \"sp\" parameter even before invoking the page's validate method, leading to deserialization without authentication. Apache Tapestry 4 reached end of life in 2008 and no update to address this issue will be released. Apache Tapestry 5 versions are not vulnerable to this issue. Users of Apache Tapestry 4 should upgrade to the latest Apache Tapestry 5 version."},{"lang":"es","value":"Se encontró una vulnerabilidad de serialización de Java en Apache Tapestry versión 4. Apache Tapestry versión 4 intentará deserializar el parámetro \"sp\" inclusive antes de invocar el método de comprobación de la página, lo que conlleva a una deserialización sin autenticación. Apache Tapestry versión 4 llegó al final de su vida útil en 2008 y no será publicada ninguna actualización para abordar este problema. Las versiones de Apache Tapestry 5 no son vulnerables a este problema. Los usuarios de Apache Tapestry versión 4 deben actualizar a la última versión de Apache Tapestry 5"}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":5.9}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P","baseScore":7.5,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"},"baseSeverity":"HIGH","exploitabilityScore":10.0,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"security@apache.org","type":"Secondary","description":[{"lang":"en","value":"CWE-502"}]},{"source":"nvd@nist.gov","type":"Secondary","description":[{"lang":"en","value":"CWE-502"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:apache:tapestry:*:*:*:*:*:*:*:*","versionStartIncluding":"4.0.0","versionEndExcluding":"5.0.1","matchCriteriaId":"15BF38DE-E119-46EE-A9D7-8F84B868E106"}]}]}],"references":[{"url":"http://www.openwall.com/lists/oss-security/2022/12/02/1","source":"security@apache.org","tags":["Mailing List","Third Party Advisory"]},{"url":"https://lists.apache.org/thread.html/r700a6aa234dbff0555d4187bdc8274d7e4c0afbf35b9a3457f09ee76%40%3Cusers.tapestry.apache.org%3E","source":"security@apache.org","tags":["Mailing List","Vendor Advisory"]},{"url":"https://lists.apache.org/thread.html/r700a6aa234dbff0555d4187bdc8274d7e4c0afbf35b9a3457f09ee76%40%3Cusers.tapestry.apache.org%3E","source":"security@apache.org","tags":["Mailing List","Vendor Advisory"]},{"url":"https://security.netapp.com/advisory/ntap-20210115-0007/","source":"security@apache.org","tags":["Third Party Advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2022/12/02/1","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mailing List","Third Party Advisory"]},{"url":"https://lists.apache.org/thread.html/r700a6aa234dbff0555d4187bdc8274d7e4c0afbf35b9a3457f09ee76%40%3Cusers.tapestry.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mailing List","Vendor Advisory"]},{"url":"https://lists.apache.org/thread.html/r700a6aa234dbff0555d4187bdc8274d7e4c0afbf35b9a3457f09ee76%40%3Cusers.tapestry.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mailing List","Vendor Advisory"]},{"url":"https://security.netapp.com/advisory/ntap-20210115-0007/","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]}]}}]}