Test ID:	1.3.6.1.4.1.25623.1.0.68207
Category:	Ubuntu Local Security Checks
Title:	Ubuntu USN-992-1 (avahi)
Summary:	NOSUMMARY
Description:	Description: The remote host is missing an update to avahi announced via advisory USN-992-1. Details follow: It was discovered that Avahi incorrectly handled certain mDNS query packets when the reflector feature is enabled, which is not the default configuration on Ubuntu. A remote attacker could send crafted mDNS queries and perform a denial of service on the server and on the network. This issue only affected Ubuntu 8.04 LTS and 9.04. (CVE-2009-0758) It was discovered that Avahi incorrectly handled mDNS packets with corrupted checksums. A remote attacker could send crafted mDNS packets and cause Avahi to crash, resulting in a denial of service. (CVE-2010-2244) Solution: The problem can be corrected by upgrading your system to the following package versions: Ubuntu 8.04 LTS: libavahi-core5 0.6.22-2ubuntu4.2 Ubuntu 9.04: libavahi-core5 0.6.23-4ubuntu4.1 Ubuntu 9.10: libavahi-core6 0.6.25-1ubuntu5.2 Ubuntu 10.04 LTS: libavahi-core6 0.6.25-1ubuntu6.1 After a standard system update you need to reboot your computer to make all the necessary changes. http://www.securityspace.com/smysecure/catid.html?in=USN-992-1 Risk factor : High CVSS Score: 7.8
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2009-0758 BugTraq ID: 33946 http://www.securityfocus.com/bid/33946 Debian Security Information: DSA-2086 (Google Search) http://www.debian.org/security/2010/dsa-2086 http://www.mandriva.com/security/advisories?name=MDVSA-2009:076 http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=517683 http://www.openwall.com/lists/oss-security/2009/03/02/1 http://secunia.com/advisories/38420 SuSE Security Announcement: SUSE-SR:2010:002 (Google Search) http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00000.html Common Vulnerability Exposure (CVE) ID: CVE-2010-2244 1024200 http://www.securitytracker.com/id?1024200 DSA-2086 FEDORA-2010-10581 http://lists.fedoraproject.org/pipermail/package-announce/2010-July/043820.html FEDORA-2010-10584 http://lists.fedoraproject.org/pipermail/package-announce/2010-July/043800.html MDVSA-2010:204 http://www.mandriva.com/security/advisories?name=MDVSA-2010:204 [oss-security] 20100623 CVE Request: avahi DoS http://www.openwall.com/lists/oss-security/2010/06/23/4 [oss-security] 20100625 Re: CVE Request: avahi DoS http://marc.info/?l=oss-security&m=127748459505200&w=2 https://bugzilla.redhat.com/show_bug.cgi?id=607293
Copyright	Copyright (c) 2010 E-Soft Inc. http://www.securityspace.com

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