{"cve":"CVE-2002-1463","nvd":{"published":"2003-06-09T04:00:00.000","modified":"2026-06-16T21:59:22.537","status":"Modified","description":"Symantec Raptor Firewall 6.5 and 6.5.3, Enterprise Firewall 6.5.2 and 7.0, VelociRaptor Models 500/700/1000 and 1100/1200/1300, and Gateway Security 5110/5200/5300 generate easily predictable initial sequence numbers (ISN), which allows remote attackers to spoof connections.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://archives.neohapsis.com/archives/bugtraq/2002-07/0492.html","http://www.osvdb.org/855","http://www.securityfocus.com/bid/5387","http://www.symantec.com/techsupp/bulletin/archive/firewall/082002firewall.html","https://exchange.xforce.ibmcloud.com/vulnerabilities/12836"],"products":["symantec:enterprise_firewall","symantec:gateway_security","symantec:raptor_firewall","symantec:velociraptor"],"source":"nvd","synced_at":"2026-10-19T19:35:54.859949650+00:00"},"epss":{"cve":"CVE-2002-1463","score":0.06912,"percentile":0.94092,"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."]}