Auth bypass in Asterisk Business Edition
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.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v2 metric
CVSS v2 base score 4.3 (Medium). Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.020 (79.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 79.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.020 · newest: 0.020 · change: 0.000
Affected products
- Asterisk Business Edition — versions b.1.3.2, b.1.3.3, b.2.2.0
- Asterisk Open Source — versions 1.2.0beta1, 1.2.0beta2, 1.2.5
Weakness classification (CWE)
References
- secunia.com/advisories/28149 (Vendor Advisory, third-party-advisory)
- secunia.com/advisories/29782 (third-party-advisory)
- security.gentoo.org/glsa/glsa-200804-13.xml (vendor-advisory)
- secunia.com/advisories/29242 (third-party-advisory)
- www.securityfocus.com/archive/1/485287/100/0/threaded (mailing-list)
- lists.opensuse.org/opensuse-security-announce/2008-03/msg00001.html (vendor-advisory)
- www.vupen.com/english/advisories/2007/4260 (vdb-entry)
- www.debian.org/security/2008/dsa-1525 (vendor-advisory)
- securityreason.com/securityalert/3467 (third-party-advisory)
- www.osvdb.org/39519 (vdb-entry)