{"cve":"CVE-2002-2121","nvd":{"published":"2002-12-31T05:00:00.000","modified":"2026-06-16T22:00:41.700","status":"Modified","description":"SurfControl SuperScout Email filter for SMTP 3.5.1 allows remote attackers to cause a denial of service (crash) via a long SMTP (1) HELO or (2) RCPT TO command, possibly due to a buffer overflow.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://marc.info/?l=vuln-dev&m=101569966118410&w=2","http://www.iss.net/security_center/static/8424.php","http://www.securityfocus.com/bid/4257","http://marc.info/?l=vuln-dev&m=101569966118410&w=2","http://www.iss.net/security_center/static/8424.php"],"products":["surfcontrol:superscout_email_filter"],"source":"nvd","synced_at":"2026-10-19T19:35:54.859949650+00:00"},"epss":{"cve":"CVE-2002-2121","score":0.02574,"percentile":0.85178,"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."]}