{"cve":"CVE-2003-0468","nvd":{"published":"2003-08-27T04:00:00.000","modified":"2026-06-16T22:02:15.733","status":"Modified","description":"Postfix 1.1.11 and earlier allows remote attackers to use Postfix to conduct \"bounce scans\" or DDos attacks of other hosts via an email address to the local host containing the target IP address and service name followed by a \"!\" string, which causes Postfix to attempt to use SMTP to communicate with the target on the associated port.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000717","http://marc.info/?l=bugtraq&m=106001525130257&w=2","http://secunia.com/advisories/9433","http://www.debian.org/security/2003/dsa-363","http://www.mandriva.com/security/advisories?name=MDKSA-2003:081"],"products":["conectiva:linux","wietse_venema:postfix"],"source":"nvd","synced_at":"2026-10-19T19:35:54.859949650+00:00"},"epss":{"cve":"CVE-2003-0468","score":0.02382,"percentile":0.83905,"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."]}