{"cve":"CVE-2003-1557","nvd":{"published":"2003-12-31T05:00:00.000","modified":"2026-06-16T22:04:39.163","status":"Modified","description":"Off-by-one buffer overflow in spamc of SpamAssassin 2.40 through 2.43, when using BSMTP mode (\"-B\"), allows remote attackers to execute arbitrary code via email containing headers with leading \".\" characters.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-119"],"references":["http://marc.info/?l=bugtraq&m=104342896818777&w=2","http://secunia.com/advisories/7983","http://www.securityfocus.com/archive/1/309912/30/26090/threaded","http://www.securityfocus.com/archive/1/310212/30/26030/threaded","http://www.securityfocus.com/bid/6679"],"products":["spamassassin:spamassassin"],"source":"nvd","synced_at":"2026-10-19T19:37:11.487553034+00:00"},"epss":{"cve":"CVE-2003-1557","score":0.04564,"percentile":0.91607,"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."]}