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Asterisk unauthorized access
Published: 19.12.2007
Source: BUGTRAQ
SecurityVulns ID: 8470
Type: remote
Level: 6/10
Description: IP restriction is not checked for users with no password configured.

Affected: ASTERISK : Asterisk 1.4
CVE: CVE-2007-6430 (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.)

Original document ASTERISK, AST-2007-027 - Database matching order permits host-based authentication to be ignored (19.12.2007)

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