National Cyber Awareness System
Vulnerability Summary for CVE-2010-0441
Original release date:02/04/2010
Last revised:04/08/2010
Source:
US-CERT/NIST
Overview
Asterisk Open Source 1.6.0.x before 1.6.0.22, 1.6.1.x before 1.6.1.14, and 1.6.2.x before 1.6.2.2, and Business Edition C.3 before C.3.3.2, allows remote attackers to cause a denial of service (daemon crash) via an SIP T.38 negotiation with an SDP FaxMaxDatagram field that is (1) missing, (2) modified to contain a negative number, or (3) modified to contain a large number.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
2.9
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type:Allows disruption of serviceUnknown
References to Advisories, Solutions, and Tools
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External Source: CONFIRM
Name: http://downloads.asterisk.org/pub/security/AST-2010-001-1.6.1.diff
Type: Patch Information
External Source: CONFIRM
Name: http://downloads.asterisk.org/pub/security/AST-2010-001-1.6.0.diff
Type: Patch Information
External Source: CONFIRM
Name: https://issues.asterisk.org/view.php?id=16724
External Source: CONFIRM
Name: https://issues.asterisk.org/view.php?id=16634
External Source: CONFIRM
Name: https://issues.asterisk.org/view.php?id=16517
External Source: VUPEN
Name: ADV-2010-0289
Type: Advisory
External Source: BID
Name: 38047
External Source: BUGTRAQ
Name: 20100202 AST-2010-001: T.38 Remote Crash Vulnerability
External Source: SECTRACK
Name: 1023532
External Source: SECUNIA
Name: 39096
External Source: SECUNIA
Name: 38395
Type: Advisory
External Source: FEDORA
Name: FEDORA-2010-3724
External Source: CONFIRM
Name: http://downloads.asterisk.org/pub/security/AST-2010-001.html
External Source: CONFIRM
Name: http://downloads.asterisk.org/pub/security/AST-2010-001-1.6.2.diff