{"cve":"CVE-2003-0209","nvd":{"published":"2003-05-05T04:00:00.000","modified":"2026-06-16T22:01:45.380","status":"Modified","description":"Integer overflow in the TCP stream reassembly module (stream4) for Snort 2.0 and earlier allows remote attackers to execute arbitrary code via large sequence numbers in packets, which enable a heap-based buffer overflow.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://marc.info/?l=bugtraq&m=105043563016235&w=2","http://marc.info/?l=bugtraq&m=105103586927007&w=2","http://marc.info/?l=bugtraq&m=105111217731583&w=2","http://marc.info/?l=bugtraq&m=105154530427824&w=2","http://marc.info/?l=bugtraq&m=105172790914107&w=2"],"products":["smoothwall:smoothwall","sourcefire:snort"],"source":"nvd","synced_at":"2026-10-19T19:35:54.859949650+00:00"},"epss":{"cve":"CVE-2003-0209","score":0.38625,"percentile":0.98579,"date":"2026-10-31"},"kev":null,"osv":[],"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."]}