{"cve":"CVE-2002-2272","nvd":{"published":"2002-12-31T05:00:00.000","modified":"2026-06-16T22:00:59.773","status":"Modified","description":"Tomcat 4.0 through 4.1.12, using mod_jk 1.2.1 module on Apache 1.3 through 1.3.27, allows remote attackers to cause a denial of service (desynchronized communications) via an HTTP GET request with a Transfer-Encoding chunked field with invalid values.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-119"],"references":["http://archives.neohapsis.com/archives/bugtraq/2002-12/0045.html","http://www.securityfocus.com/bid/6320","https://exchange.xforce.ibmcloud.com/vulnerabilities/10771","http://archives.neohapsis.com/archives/bugtraq/2002-12/0045.html","http://www.securityfocus.com/bid/6320"],"products":["apache:http_server","apache:tomcat"],"source":"nvd","synced_at":"2026-10-19T19:35:54.859949650+00:00"},"epss":{"cve":"CVE-2002-2272","score":0.09681,"percentile":0.955,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-pqr5-9v2j-44xg","url":"https://osv.dev/vulnerability/GHSA-pqr5-9v2j-44xg","summary":"Apache Tomcat DoS via Malicious Get Request","modified":"2024-02-12T20:42:12.965625Z","packages":[{"ecosystem":"Maven","name":"org.apache.tomcat:tomcat","purl":"pkg:maven/org.apache.tomcat/tomcat","ranges":[">=4.0.0 <=4.1.12"],"fixed":[]}]}],"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."]}