National Cyber Awareness System

Vulnerability Summary for CVE-2011-1507

Overview

Asterisk Open Source 1.4.x before 1.4.40.1, 1.6.1.x before 1.6.1.25, 1.6.2.x before 1.6.2.17.3, and 1.8.x before 1.8.3.3 and Asterisk Business Edition C.x.x before C.3.6.4 do not restrict the number of unauthenticated sessions to certain interfaces, which allows remote attackers to cause a denial of service (file descriptor exhaustion and disk space exhaustion) via a series of TCP connections.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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External Source: CONFIRM

Name: https://bugzilla.redhat.com/show_bug.cgi?id=698916

Type: Patch Information

Hyperlink:https://bugzilla.redhat.com/show_bug.cgi?id=698916

External Source: VUPEN

Name: ADV-2011-1188

Hyperlink:http://www.vupen.com/english/advisories/2011/1188

External Source: VUPEN

Name: ADV-2011-1107

Hyperlink:http://www.vupen.com/english/advisories/2011/1107

External Source: VUPEN

Name: ADV-2011-1086

Type: Advisory

Hyperlink:http://www.vupen.com/english/advisories/2011/1086

External Source: DEBIAN

Name: DSA-2225

Hyperlink:http://www.debian.org/security/2011/dsa-2225

External Source: SECTRACK

Name: 1025432

Hyperlink:http://securitytracker.com/id?1025432

External Source: SECUNIA

Name: 44529

Hyperlink:http://secunia.com/advisories/44529

External Source: SECUNIA

Name: 44197

Type: Advisory

Hyperlink:http://secunia.com/advisories/44197

External Source: FEDORA

Name: FEDORA-2011-6208

Hyperlink:http://lists.fedoraproject.org/pipermail/package-announce/2011-May/059702.html

External Source: FEDORA

Name: FEDORA-2011-5835

Hyperlink:http://lists.fedoraproject.org/pipermail/package-announce/2011-April/058922.html

External Source: CONFIRM

Name: http://downloads.digium.com/pub/security/AST-2011-005.html

Type: Advisory

Hyperlink:http://downloads.digium.com/pub/security/AST-2011-005.html