National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2008-5558 Detail

Current 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.

Source:  MITRE
View Analysis Description

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 4.3 MEDIUM
Vector: (AV:N/AC:M/Au:N/C:N/I:N/A:P) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 8.6


Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Partial
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://downloads.digium.com/pub/security/AST-2008-012.html
http://security.gentoo.org/glsa/glsa-200905-01.xml
http://securityreason.com/securityalert/4769
http://www.securityfocus.com/archive/1/499117/100/0/threaded
http://www.securityfocus.com/bid/32773
http://www.securitytracker.com/id?1021378
http://www.vupen.com/english/advisories/2008/3403

Technical Details

Vulnerability Type (View All)

  • Improper Authentication (CWE-287)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:asterisk:asterisk_business_edition:b.2.3.4:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:asterisk:asterisk_business_edition:b.2.3.5:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:asterisk:asterisk_business_edition:b.2.5.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:asterisk:asterisk_business_edition:b.2.5.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:asterisk:asterisk_business_edition:b.2.5.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:asterisk:open_source:1.2.26:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:asterisk:open_source:1.2.26:netsec:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:asterisk:open_source:1.2.26.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:asterisk:open_source:1.2.26.1:netsec:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:asterisk:open_source:1.2.26.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:asterisk:open_source:1.2.26.2:netsec:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:asterisk:open_source:1.2.27:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:asterisk:open_source:1.2.28:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:asterisk:open_source:1.2.29:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:asterisk:open_source:1.2.30:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:asterisk:open_source:1.2.30.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:asterisk:open_source:1.2.30.3:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2008-5558
NVD Published Date:
12/17/2008
NVD Last Modified:
10/11/2018