{"cve":"CVE-2007-6430","nvd":{"published":"2007-12-20T02:46:00.000","modified":"2026-06-16T22:48:04.280","status":"Modified","description":"Asterisk Open Source 1.2.x before 1.2.26 and 1.4.x before 1.4.16, and Business Edition B.x.x before B.2.3.6 and C.x.x before C.1.0-beta8, when using database-based registrations (\"realtime\") and host-based authentication, does not check the IP address when the username is correct and there is no password, which allows remote attackers to bypass authentication using a valid username.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-287"],"references":["http://downloads.digium.com/pub/security/AST-2007-027.html","http://lists.opensuse.org/opensuse-security-announce/2008-03/msg00001.html","http://secunia.com/advisories/28149","http://secunia.com/advisories/29242","http://secunia.com/advisories/29456"],"products":["asterisk:asterisk_business_edition","asterisk:open_source"],"source":"nvd","synced_at":"2026-10-19T19:49:50.107194424+00:00"},"epss":{"cve":"CVE-2007-6430","score":0.01951,"percentile":0.80231,"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."]}