CVE-2008-5558
Summary
| CVE | CVE-2008-5558 |
|---|---|
| State | PUBLISHED |
| Assigner | mitre |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2008-12-17 17:30:00 UTC |
| Updated | 2026-04-23 00:35:47 UTC |
| Description | Asterisk Open Source 1.2.26 through 1.2.30.3 and Business Edition B.2.3.5 through B.2.5.5, when realtime IAX2 users are enabled, allows remote attackers to cause a denial of service (crash) via authentication attempts involving (1) an unknown user or (2) a user using hostname matching. |
Risk And Classification
CVSS v2.0 Breakdown
Access Vector
NetworkAccess Complexity
MediumAuthentication
NoneConfidentiality
NoneIntegrity
NoneAvailability
PartialAV:N/AC:M/Au:N/C:N/I:N/A:P
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| 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.2.5.0 | 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 | 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 | 1.2.30 | 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 |
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Gentoo Linux Documentation -- Asterisk: Multiple vulnerabilities | af854a3a-2127-422b-91ae-364da2661108 | security.gentoo.org | |
| Asterisk IAX2 User Authentication Denial of Service - Secunia Advisories - Vulnerability Intelligence - Secunia.com | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | Vendor Advisory |
| Asterisk Realtime Configuration API Bug Lets Remote Users Deny Service - SecurityTracker | af854a3a-2127-422b-91ae-364da2661108 | www.securitytracker.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 | |
| CXSecurity - IDS | af854a3a-2127-422b-91ae-364da2661108 | securityreason.com | |
| Webmail : Solution de messagerie professionnelle - OVHcloud- OVH | af854a3a-2127-422b-91ae-364da2661108 | www.vupen.com | |
| Asterisk IAX2 Unauthenticated Session Handling Remote Denial of Service Vulnerability | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | |
| AST-2008-012 | af854a3a-2127-422b-91ae-364da2661108 | downloads.digium.com | |
| osvdb.org/50675 | af854a3a-2127-422b-91ae-364da2661108 | osvdb.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.