{"id":"CVE-2007-6430","url":"https://www.cyber-defence.io/tools/cve/CVE-2007-6430","generatedAt":"2026-10-27T20:51:45.635Z","title":"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…","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.","published":"2007-12-20T02:46:00.000Z","lastModified":"2026-06-16T22:48:04.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":4.3,"severity":"MEDIUM","vector":"AV:N/AC:M/Au:N/C:P/I:N/A:N"},"cwe":["CWE-287"],"affected":["asterisk/asterisk business edition","asterisk/open source"],"epss":{"score":0.01951,"percentile":0.8009,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (1.95%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://downloads.digium.com/pub/security/AST-2007-027.html","source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2008-03/msg00001.html","source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/28149","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/29242","source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/29456","source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/29782","source":"cve@mitre.org"},{"url":"http://security.gentoo.org/glsa/glsa-200804-13.xml","source":"cve@mitre.org"},{"url":"http://securityreason.com/securityalert/3467","source":"cve@mitre.org"},{"url":"http://www.debian.org/security/2008/dsa-1525","source":"cve@mitre.org"},{"url":"http://www.osvdb.org/39519","source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/archive/1/485287/100/0/threaded","source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/26928","source":"cve@mitre.org"},{"url":"http://www.securitytracker.com/id?1019110","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://www.vupen.com/english/advisories/2007/4260","source":"cve@mitre.org"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/39124","source":"cve@mitre.org"},{"url":"http://downloads.digium.com/pub/security/AST-2007-027.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2008-03/msg00001.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/28149","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/29242","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/29456","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/29782","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://security.gentoo.org/glsa/glsa-200804-13.xml","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://securityreason.com/securityalert/3467","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.debian.org/security/2008/dsa-1525","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.osvdb.org/39519","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/archive/1/485287/100/0/threaded","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/26928","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securitytracker.com/id?1019110","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.vupen.com/english/advisories/2007/4260","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/39124","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2007-6430","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}