{"cve":"CVE-2000-0649","nvd":{"published":"2000-07-13T04:00:00.000","modified":"2026-06-16T21:52:11.267","status":"Modified","description":"IIS 4.0 allows remote attackers to obtain the internal IP address of the server via an HTTP 1.0 request for a web page which is protected by basic authentication and has no realm defined.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-200"],"references":["http://archives.neohapsis.com/archives/ntbugtraq/2000-q3/0025.html","http://www.securityfocus.com/bid/1499","http://archives.neohapsis.com/archives/ntbugtraq/2000-q3/0025.html","http://www.securityfocus.com/bid/1499"],"products":["microsoft:internet_information_server","microsoft:internet_information_services"],"source":"nvd","synced_at":"2026-10-19T19:33:02.361923049+00:00"},"epss":{"cve":"CVE-2000-0649","score":0.76558,"percentile":0.99542,"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."]}