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.
References (15)
Core 15
Core References
Vendor Advisory third-party-advisory
x_refsource_secunia
http://secunia.com/advisories/28149
Third Party Advisory third-party-advisory
x_refsource_secunia
http://secunia.com/advisories/29782
Third Party Advisory vendor-advisory
x_refsource_gentoo
http://security.gentoo.org/glsa/glsa-200804-13.xml
Third Party Advisory third-party-advisory
x_refsource_secunia
http://secunia.com/advisories/29242
Third Party Advisory, VDB Entry mailing-list
x_refsource_bugtraq
http://www.securityfocus.com/archive/1/485287/100/0/threaded
Mailing List vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2008-03/msg00001.html
Third Party Advisory vdb-entry
x_refsource_vupen
http://www.vupen.com/english/advisories/2007/4260
Third Party Advisory vendor-advisory
x_refsource_debian
http://www.debian.org/security/2008/dsa-1525
Third Party Advisory third-party-advisory
x_refsource_sreason
http://securityreason.com/securityalert/3467
Third Party Advisory, VDB Entry vdb-entry
x_refsource_osvdb
http://www.osvdb.org/39519
Vendor Advisory vdb-entry
x_refsource_sectrack
http://www.securitytracker.com/id?1019110
Third Party Advisory, VDB Entry vdb-entry
x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/39124
Third Party Advisory third-party-advisory
x_refsource_secunia
http://secunia.com/advisories/29456
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/26928
Various Sources x_refsource_confirm
http://downloads.digium.com/pub/security/AST-2007-027.html
Scores
EPSS
0.0195
EPSS Percentile
77.7%
Details
CWE
CWE-287
Status
published
Products (46)
asterisk/asterisk_business_edition
b.1.3.2
asterisk/asterisk_business_edition
b.1.3.3
asterisk/asterisk_business_edition
b.2.2.0
asterisk/asterisk_business_edition
b.2.2.1
asterisk/asterisk_business_edition
b.2.3.1
asterisk/asterisk_business_edition
b.2.3.2
asterisk/asterisk_business_edition
b.2.3.3
asterisk/asterisk_business_edition
b.2.3.4
asterisk/asterisk_business_edition
c.1.0beta7
asterisk/open_source
1.2.0beta1
... and 36 more
Published
Dec 20, 2007
Tracked Since
Feb 18, 2026