{"cve":"CVE-2004-0156","nvd":{"published":"2004-06-01T04:00:00.000","modified":"2026-06-16T22:05:03.597","status":"Modified","description":"Format string vulnerabilities in the (1) die or (2) log_event functions for ssmtp before 2.50.6 allow remote mail relays to cause a denial of service and possibly execute arbitrary code.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://marc.info/?l=bugtraq&m=108403772130855&w=2","http://secunia.com/advisories/11378","http://secunia.com/advisories/11384","http://secunia.com/advisories/11485","http://secunia.com/advisories/11571"],"products":["ssmtp:ssmtp"],"source":"nvd","synced_at":"2026-10-19T19:37:11.487553034+00:00"},"epss":{"cve":"CVE-2004-0156","score":0.03504,"percentile":0.89181,"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."]}