{"cve":"CVE-2003-0818","nvd":{"published":"2004-03-03T05:00:00.000","modified":"2026-06-16T22:02:53.663","status":"Modified","description":"Multiple integer overflows in Microsoft ASN.1 library (MSASN1.DLL), as used in LSASS.EXE, CRYPT32.DLL, and other Microsoft executables and libraries on Windows NT 4.0, 2000, and XP, allow remote attackers to execute arbitrary code via ASN.1 BER encodings with (1) very large length fields that cause arbitrary heap data to be overwritten, or (2) modified bit strings.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://marc.info/?l=bugtraq&m=107643836125615&w=2","http://marc.info/?l=bugtraq&m=107643892224825&w=2","http://marc.info/?l=ntbugtraq&m=107650972617367&w=2","http://marc.info/?l=ntbugtraq&m=107650972723080&w=2","http://www.kb.cert.org/vuls/id/216324"],"products":["microsoft:windows_2000","microsoft:windows_2003_server","microsoft:windows_nt","microsoft:windows_xp"],"source":"nvd","synced_at":"2026-10-19T19:37:11.487553034+00:00"},"epss":{"cve":"CVE-2003-0818","score":0.82241,"percentile":0.99657,"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."]}