National Cyber Awareness System

Vulnerability Summary for CVE-2011-2535

Overview

chan_iax2.c in the IAX2 channel driver in Asterisk Open Source 1.4.x before 1.4.41.1, 1.6.2.x before 1.6.2.18.1, and 1.8.x before 1.8.4.3, and Asterisk Business Edition C.3 before C.3.7.3, accesses a memory address contained in an option control frame, which allows remote attackers to cause a denial of service (daemon crash) or possibly have unspecified other impact via a crafted frame.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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External Source: CONFIRM

Name: http://downloads.asterisk.org/pub/security/AST-2011-010-1.8.diff

Type: Patch Information

Hyperlink:http://downloads.asterisk.org/pub/security/AST-2011-010-1.8.diff

External Source: XF

Name: asterisk-iax2channeldriver-dos(68205)

Hyperlink:http://xforce.iss.net/xforce/xfdb/68205

External Source: BID

Name: 48431

Hyperlink:http://www.securityfocus.com/bid/48431

External Source: OSVDB

Name: 73309

Hyperlink:http://www.osvdb.org/73309

External Source: DEBIAN

Name: DSA-2276

Hyperlink:http://www.debian.org/security/2011/dsa-2276

External Source: SECTRACK

Name: 1025708

Hyperlink:http://securitytracker.com/id?1025708

External Source: SECUNIA

Name: 45239

Hyperlink:http://secunia.com/advisories/45239

External Source: SECUNIA

Name: 45201

Hyperlink:http://secunia.com/advisories/45201

External Source: SECUNIA

Name: 45048

Type: Advisory

Hyperlink:http://secunia.com/advisories/45048

External Source: SECUNIA

Name: 44973

Type: Advisory

Hyperlink:http://secunia.com/advisories/44973

External Source: FEDORA

Name: FEDORA-2011-8914

Hyperlink:http://lists.fedoraproject.org/pipermail/package-announce/2011-July/062628.html

External Source: CONFIRM

Name: http://downloads.asterisk.org/pub/security/AST-2011-010.html

Type: Advisory

Hyperlink:http://downloads.asterisk.org/pub/security/AST-2011-010.html