{"cve":"CVE-2003-0688","nvd":{"published":"2003-10-20T04:00:00.000","modified":"2026-06-16T22:02:38.860","status":"Modified","description":"The DNS map code in Sendmail 8.12.8 and earlier, when using the \"enhdnsbl\" feature, does not properly initialize certain data structures, which allows remote attackers to cause a denial of service (process crash) via an invalid DNS response that causes Sendmail to free incorrect data.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["ftp://patches.sgi.com/support/free/security/advisories/20030803-01-P","http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000727","http://www.kb.cert.org/vuls/id/993452","http://www.mandriva.com/security/advisories?name=MDKSA-2003:086","http://www.novell.com/linux/security/advisories/2003_035_sendmail.html"],"products":["compaq:tru64","freebsd:freebsd","openbsd:openbsd","redhat:sendmail","sendmail:sendmail","sgi:irix"],"source":"nvd","synced_at":"2026-10-19T19:35:54.859949650+00:00"},"epss":{"cve":"CVE-2003-0688","score":0.03564,"percentile":0.89347,"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."]}