{"cve":"CVE-2004-1558","nvd":{"published":"2004-12-31T05:00:00.000","modified":"2026-06-16T22:07:56.630","status":"Modified","description":"Multiple stack-based buffer overflows in YPOPs! (aka YahooPOPS) 0.4 through 0.6 allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long (1) POP3 USER command or (2) SMTP request.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://dbeusee.home.comcast.net/history.html","http://marc.info/?l=bugtraq&m=109630699829536&w=2","http://secunia.com/advisories/12660","http://securitytracker.com/alerts/2004/Sep/1011426.html","http://www.attrition.org/pipermail/vim/2006-October/001089.html"],"products":["ypops:ypops"],"source":"nvd","synced_at":"2026-10-19T19:37:11.487553034+00:00"},"epss":{"cve":"CVE-2004-1558","score":0.71107,"percentile":0.99407,"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."]}