CVE-2009-0041
Summary
| CVE | CVE-2009-0041 |
|---|---|
| State | PUBLISHED |
| Assigner | mitre |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2009-01-14 23:30:00 UTC |
| Updated | 2026-04-23 00:35:47 UTC |
| Description | IAX2 in Asterisk Open Source 1.2.x before 1.2.31, 1.4.x before 1.4.23-rc4, and 1.6.x before 1.6.0.3-rc2; Business Edition A.x.x, B.x.x before B.2.5.7, C.1.x.x before C.1.10.4, and C.2.x.x before C.2.1.2.1; and s800i 1.2.x before 1.3.0 responds differently to a failed login attempt depending on whether the user account exists, which allows remote attackers to enumerate valid usernames. |
Risk And Classification
CVSS v2.0 Breakdown
Access Vector
NetworkAccess Complexity
LowAuthentication
NoneConfidentiality
PartialIntegrity
NoneAvailability
NoneAV:N/AC:L/Au:N/C:P/I:N/A:N
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Asterisk | Asterisk Business Edition | a | All | All | All |
| Application | Asterisk | Asterisk Business Edition | b.1.3.2 | All | All | All |
| Application | Asterisk | Asterisk Business Edition | b.1.3.3 | All | All | All |
| Application | Asterisk | Asterisk Business Edition | b.2.2.0 | All | All | All |
| Application | Asterisk | Asterisk Business Edition | b.2.2.1 | All | All | All |
| Application | Asterisk | Asterisk Business Edition | b.2.3.1 | All | All | All |
| Application | Asterisk | Asterisk Business Edition | b.2.3.2 | All | All | All |
| Application | Asterisk | Asterisk Business Edition | b.2.3.3 | All | All | All |
| Application | Asterisk | Asterisk Business Edition | b.2.3.4 | All | All | All |
| Application | Asterisk | Asterisk Business Edition | b.2.3.5 | All | All | All |
| Application | Asterisk | Asterisk Business Edition | b.2.3.6 | All | All | All |
| Application | Asterisk | Asterisk Business Edition | b.2.5.0 | All | All | All |
| Application | Asterisk | Asterisk Business Edition | b.2.5.1 | All | All | All |
| Application | Asterisk | Asterisk Business Edition | b.2.5.3 | All | All | All |
| Application | Asterisk | Asterisk Business Edition | c.1.0 | beta7 | All | All |
| Application | Asterisk | Asterisk Business Edition | All | All | All | All |
| Application | Asterisk | Asterisk Business Edition | All | beta8 | All | All |
| Application | Asterisk | Open Source | 1.2.0 | All | All | All |
| Application | Asterisk | Open Source | 1.2.0 | beta1 | All | All |
| Application | Asterisk | Open Source | 1.2.0 | beta2 | All | All |
| Application | Asterisk | Open Source | 1.2.0 | rc1 | All | All |
| Application | Asterisk | Open Source | 1.2.0 | rc2 | All | All |
| Application | Asterisk | Open Source | 1.2.0beta1 | All | All | All |
| Application | Asterisk | Open Source | 1.2.0beta2 | All | All | All |
| Application | Asterisk | Open Source | 1.2.1 | All | All | All |
| Application | Asterisk | Open Source | 1.2.10 | All | All | All |
| Application | Asterisk | Open Source | 1.2.10 | netsec | All | All |
| Application | Asterisk | Open Source | 1.2.11 | All | All | All |
| Application | Asterisk | Open Source | 1.2.11 | netsec | All | All |
| Application | Asterisk | Open Source | 1.2.12 | All | All | All |
| Application | Asterisk | Open Source | 1.2.12 | netsec | All | All |
| Application | Asterisk | Open Source | 1.2.12.1 | All | All | All |
| Application | Asterisk | Open Source | 1.2.12.1 | netsec | All | All |
| Application | Asterisk | Open Source | 1.2.13 | All | All | All |
| Application | Asterisk | Open Source | 1.2.13 | netsec | All | All |
| Application | Asterisk | Open Source | 1.2.14 | All | All | All |
| Application | Asterisk | Open Source | 1.2.14 | netsec | All | All |
| Application | Asterisk | Open Source | 1.2.15 | All | All | All |
| Application | Asterisk | Open Source | 1.2.15 | netsec | All | All |
| Application | Asterisk | Open Source | 1.2.16 | All | All | All |
| Application | Asterisk | Open Source | 1.2.16 | netsec | All | All |
| Application | Asterisk | Open Source | 1.2.17 | All | All | All |
| Application | Asterisk | Open Source | 1.2.17 | netsec | All | All |
| Application | Asterisk | Open Source | 1.2.18 | All | All | All |
| Application | Asterisk | Open Source | 1.2.18 | netsec | All | All |
| Application | Asterisk | Open Source | 1.2.19 | All | All | All |
| Application | Asterisk | Open Source | 1.2.19 | netsec | All | All |
| Application | Asterisk | Open Source | 1.2.2 | All | All | All |
| Application | Asterisk | Open Source | 1.2.2 | netsec | All | All |
| Application | Asterisk | Open Source | 1.2.20 | All | All | All |
| Application | Asterisk | Open Source | 1.2.20 | netsec | All | All |
| Application | Asterisk | Open Source | 1.2.21 | All | All | All |
| Application | Asterisk | Open Source | 1.2.21 | netsec | All | All |
| Application | Asterisk | Open Source | 1.2.21.1 | All | All | All |
| Application | Asterisk | Open Source | 1.2.21.1 | netsec | All | All |
| Application | Asterisk | Open Source | 1.2.22 | All | All | All |
| Application | Asterisk | Open Source | 1.2.22 | netsec | All | All |
| Application | Asterisk | Open Source | 1.2.23 | All | All | All |
| Application | Asterisk | Open Source | 1.2.23 | netsec | All | All |
| Application | Asterisk | Open Source | 1.2.24 | All | All | All |
| Application | Asterisk | Open Source | 1.2.24 | netsec | All | All |
| Application | Asterisk | Open Source | 1.2.25 | All | All | All |
| Application | Asterisk | Open Source | 1.2.25 | netsec | All | All |
| Application | Asterisk | Open Source | 1.2.26 | All | All | All |
| Application | Asterisk | Open Source | 1.2.26 | netsec | All | All |
| Application | Asterisk | Open Source | 1.2.26.1 | All | All | All |
| Application | Asterisk | Open Source | 1.2.26.1 | netsec | All | All |
| Application | Asterisk | Open Source | 1.2.26.2 | All | All | All |
| Application | Asterisk | Open Source | 1.2.26.2 | netsec | All | All |
| Application | Asterisk | Open Source | 1.2.27 | All | All | All |
| Application | Asterisk | Open Source | 1.2.28 | All | All | All |
| Application | Asterisk | Open Source | 1.2.29 | All | All | All |
| Application | Asterisk | Open Source | 1.2.3 | All | All | All |
| Application | Asterisk | Open Source | 1.2.3 | netsec | All | All |
| Application | Asterisk | Open Source | 1.2.30 | All | All | All |
| Application | Asterisk | Open Source | 1.2.30.2 | All | All | All |
| Application | Asterisk | Open Source | 1.2.30.3 | All | All | All |
| Application | Asterisk | Open Source | 1.4.0 | All | All | All |
| Application | Asterisk | Open Source | 1.4.0 | beta2 | All | All |
| Application | Asterisk | Open Source | 1.4.0 | beta3 | All | All |
| Application | Asterisk | Open Source | 1.4.0 | beta4 | All | All |
| Application | Asterisk | Open Source | 1.4.1 | All | All | All |
| Application | Asterisk | Open Source | 1.4.10 | All | All | All |
| Application | Asterisk | Open Source | 1.4.10.1 | All | All | All |
| Application | Asterisk | Open Source | 1.4.11 | All | All | All |
| Application | Asterisk | Open Source | 1.4.12 | All | All | All |
| Application | Asterisk | Open Source | 1.4.12.1 | All | All | All |
| Application | Asterisk | Open Source | 1.4.13 | All | All | All |
| Application | Asterisk | Open Source | 1.4.14 | All | All | All |
| Application | Asterisk | Open Source | 1.4.15 | All | All | All |
| Application | Asterisk | Open Source | 1.4.16 | All | All | All |
| Application | Asterisk | Open Source | 1.4.16.1 | All | All | All |
| Application | Asterisk | Open Source | 1.4.16.2 | All | All | All |
| Application | Asterisk | Open Source | 1.4.17 | All | All | All |
| Application | Asterisk | Open Source | 1.4.18 | All | All | All |
| Application | Asterisk | Open Source | 1.4.18.1 | All | All | All |
| Application | Asterisk | Open Source | 1.4.19 | All | All | All |
| Application | Asterisk | Open Source | 1.4.19 | rc1 | All | All |
| Application | Asterisk | Open Source | 1.4.19 | rc2 | All | All |
| Application | Asterisk | Open Source | 1.4.19 | rc3 | All | All |
| Application | Asterisk | Open Source | 1.4.19 | rc4 | All | All |
| Application | Asterisk | Open Source | 1.4.19.1 | All | All | All |
| Application | Asterisk | Open Source | 1.4.19.2 | All | All | All |
| Application | Asterisk | Open Source | 1.4.2 | All | All | All |
| Application | Asterisk | Open Source | 1.4.20 | All | All | All |
| Application | Asterisk | Open Source | 1.4.20 | rc1 | All | All |
| Application | Asterisk | Open Source | 1.4.20 | rc2 | All | All |
| Application | Asterisk | Open Source | 1.4.20 | rc3 | All | All |
| Application | Asterisk | Open Source | 1.4.21 | All | All | All |
| Application | Asterisk | Open Source | 1.4.21 | rc1 | All | All |
| Application | Asterisk | Open Source | 1.4.21 | rc2 | All | All |
| Application | Asterisk | Open Source | 1.4.21.1 | All | All | All |
| Application | Asterisk | Open Source | 1.4.21.2 | All | All | All |
| Application | Asterisk | Open Source | 1.4.22 | All | All | All |
| Application | Asterisk | Open Source | 1.4.22 | rc3 | All | All |
| Application | Asterisk | Open Source | 1.4.22 | rc4 | All | All |
| Application | Asterisk | Open Source | 1.4.22.1 | All | All | All |
| Application | Asterisk | Open Source | 1.4.22.2 | All | All | All |
| Application | Asterisk | Open Source | 1.4.23 | All | All | All |
| Application | Asterisk | Open Source | 1.4.23 | rc1 | All | All |
| Application | Asterisk | Open Source | 1.4.23 | rc2 | All | All |
| Application | Asterisk | Open Source | 1.4.3 | All | All | All |
| Application | Asterisk | Open Source | 1.4.4 | All | All | All |
| Application | Asterisk | Open Source | 1.4.5 | All | All | All |
| Application | Asterisk | Open Source | 1.4.6 | All | All | All |
| Application | Asterisk | Open Source | 1.4.7 | All | All | All |
| Application | Asterisk | Open Source | 1.4.7.1 | All | All | All |
| Application | Asterisk | Open Source | 1.4.8 | All | All | All |
| Application | Asterisk | Open Source | 1.4.9 | All | All | All |
| Application | Asterisk | Open Source | 1.4beta | All | All | All |
| Application | Asterisk | Open Source | 1.4_revision_95946 | All | All | All |
| Application | Asterisk | Open Source | 1.6.0 | beta1 | All | All |
| Application | Asterisk | Open Source | 1.6.0 | beta2 | All | All |
| Application | Asterisk | Open Source | 1.6.0 | beta3 | All | All |
| Application | Asterisk | Open Source | 1.6.0 | beta4 | All | All |
| Application | Asterisk | Open Source | 1.6.0 | beta5 | All | All |
| Application | Asterisk | Open Source | 1.6.0 | beta7 | All | All |
| Application | Asterisk | Open Source | 1.6.0 | beta7.1 | All | All |
| Application | Asterisk | Open Source | 1.6.0 | beta8 | All | All |
| Application | Asterisk | Open Source | 1.6.0 | beta9 | All | All |
| Application | Asterisk | Open Source | 1.6.0 | rc4 | All | All |
| Application | Asterisk | Open Source | 1.6.0 | rc5 | All | All |
| Application | Asterisk | Open Source | 1.6.0 | rc6 | All | All |
| Application | Asterisk | Open Source | 1.6.0.1 | All | All | All |
| Application | Asterisk | Open Source | 1.6.0.2 | All | All | All |
| Application | Asterisk | Open Source | 1.6.0.3 | All | All | All |
| Application | Asterisk | Open Source | All | All | All | All |
| Application | Asterisk | Open Source | All | rc3 | All | All |
| Application | Asterisk | Open Source | All | rc1 | All | All |
| Hardware | Asterisk | S800i Appliance | 1.2 | All | All | All |
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Gentoo Linux Documentation -- Asterisk: Multiple vulnerabilities | af854a3a-2127-422b-91ae-364da2661108 | security.gentoo.org | |
| Asterisk Discloses Whether User Accounts Are Valid to Remote Users - SecurityTracker | af854a3a-2127-422b-91ae-364da2661108 | www.securitytracker.com | |
| AST-2009-001 | af854a3a-2127-422b-91ae-364da2661108 | downloads.digium.com | |
| Gentoo update for asterisk - Secunia Advisories - Vulnerability Information - Secunia.com | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | |
| SecurityFocus | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | |
| Debian update for asterisk - Advisories - Community | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | |
| Webmail : Solution de messagerie professionnelle - OVHcloud- OVH | af854a3a-2127-422b-91ae-364da2661108 | www.vupen.com | |
| Asterisk User Account Enumeration Weakness - Secunia Advisories - Vulnerability Information - Secunia.com | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | |
| SecurityReason - Information leak in IAX2 authentication | af854a3a-2127-422b-91ae-364da2661108 | securityreason.com | |
| Asterisk IAX2 Authentication Response Remote Information Disclosure Vulnerability | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | Patch |
| Debian -- Security Information -- DSA-1952-1 asterisk | af854a3a-2127-422b-91ae-364da2661108 | www.debian.org | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.