Test ID:	1.3.6.1.4.1.25623.1.0.70595
Category:	FreeBSD Local Security Checks
Title:	FreeBSD Ports: asterisk18
Summary:	FreeBSD Ports: asterisk18
Description:	The remote host is missing an update to the system as announced in the referenced advisory. The following packages are affected: asterisk18 asterisk16 CVE-2011-4597 The SIP over UDP implementation in Asterisk Open Source 1.4.x before 1.4.43, 1.6.x before 1.6.2.21, and 1.8.x before 1.8.7.2 uses different port numbers for responses to invalid requests depending on whether a SIP username exists, which allows remote attackers to enumerate usernames via a series of requests. CVE-2011-4598 channels/chan_sip.c in Asterisk Open Source 1.6.2.x before 1.6.2.21 and 1.8.x before 1.8.7.2, when automon is enabled, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted sequence of SIP requests. Solution: Update your system with the appropriate patches or software upgrades. http://downloads.asterisk.org/pub/security/AST-2011-013.html http://downloads.asterisk.org/pub/security/AST-2011-014.html http://www.vuxml.org/freebsd/bb389137-21fb-11e1-89b4-001ec9578670.html
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2011-4597 Bugtraq: 20111222 Exploit for Asterisk Security Advisory AST-2011-013 (Google Search) http://archives.neohapsis.com/archives/bugtraq/2011-12/0151.html http://openwall.com/lists/oss-security/2011/12/09/3 http://openwall.com/lists/oss-security/2011/12/09/4 http://lists.digium.com/pipermail/asterisk-dev/2011-November/052191.html Debian Security Information: DSA-2367 (Google Search) http://www.debian.org/security/2011/dsa-2367 http://osvdb.org/77597 http://secunia.com/advisories/47273 Common Vulnerability Exposure (CVE) ID: CVE-2011-4598 http://osvdb.org/77598
Copyright	Copyright (c) 2012 E-Soft Inc. http://www.securityspace.com

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