{"cve":"CVE-2014-0227","nvd":{"published":"2015-02-16T00:59:00.057","modified":"2026-10-14T17:17:32.160","status":"Modified","description":"java/org/apache/coyote/http11/filters/ChunkedInputFilter.java in Apache Tomcat 6.x before 6.0.42, 7.x before 7.0.55, and 8.x before 8.0.9 does not properly handle attempts to continue reading data after an error has occurred, which allows remote attackers to conduct HTTP request smuggling attacks or cause a denial of service (resource consumption) by streaming data with malformed chunked transfer coding.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-19"],"references":["http://advisories.mageia.org/MGASA-2015-0081.html","http://archives.neohapsis.com/archives/bugtraq/2015-02/0067.html","http://lists.fedoraproject.org/pipermail/package-announce/2015-February/150282.html","http://marc.info/?l=bugtraq&m=143393515412274&w=2","http://marc.info/?l=bugtraq&m=143403519711434&w=2"],"products":["apache:tomcat"],"source":"nvd","synced_at":"2026-10-19T20:35:35.528235705+00:00"},"epss":{"cve":"CVE-2014-0227","score":0.21045,"percentile":0.97557,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-42j3-498q-m6vp","url":"https://osv.dev/vulnerability/GHSA-42j3-498q-m6vp","summary":"Improper Input Validation in Apache Tomcat","modified":"2024-12-08T05:26:26.641768Z","packages":[{"ecosystem":"Maven","name":"org.apache.tomcat:tomcat","purl":"pkg:maven/org.apache.tomcat/tomcat","ranges":[">=6.0.0 <6.0.42"],"fixed":["6.0.42"]},{"ecosystem":"Maven","name":"org.apache.tomcat:tomcat","purl":"pkg:maven/org.apache.tomcat/tomcat","ranges":[">=7.0.0 <7.0.55"],"fixed":["7.0.55"]},{"ecosystem":"Maven","name":"org.apache.tomcat:tomcat","purl":"pkg:maven/org.apache.tomcat/tomcat","ranges":[">=8.0.0 <8.0.9"],"fixed":["8.0.9"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}