ID de Prueba:	1.3.6.1.4.1.25623.1.0.71841
Categoría:	FreeBSD Local Security Checks
Título:	FreeBSD Ports: libotr
Resumen:	The remote host is missing an update to the system; as announced in the referenced advisory.
Descripción:	Summary: The remote host is missing an update to the system as announced in the referenced advisory. Vulnerability Insight: The following package is affected: libotr CVE-2012-3461 The (1) otrl_base64_otr_decode function in src/b64.c, (2) otrl_proto_data_read_flags and (3) otrl_proto_accept_data functions in src/proto.c, and (4) decode function in toolkit/parse.c in libotr before 3.2.1 allocates a zero-length buffer when decoding a base64 string, which allows remote attackers to cause a denial of service (application crash) via a message with the value '?OTR:===.', which triggers a heap-based buffer overflow. Solution: Update your system with the appropriate patches or software upgrades. CVSS Score: 4.3 CVSS Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P
Referencia Cruzada:	Common Vulnerability Exposure (CVE) ID: CVE-2012-3461 54907 http://www.securityfocus.com/bid/54907 DSA-2526 http://www.debian.org/security/2012/dsa-2526 MDVSA-2012:131 http://www.mandriva.com/security/advisories?name=MDVSA-2012:131 MDVSA-2013:097 http://www.mandriva.com/security/advisories?name=MDVSA-2013:097 SUSE-SU-2012:1578 http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00019.html USN-1541-1 http://www.ubuntu.com/usn/USN-1541-1 [OTR-dev] 20120727 Re: otrl_base64_otr_decode() function... http://lists.cypherpunks.ca/pipermail/otr-dev/2012-July/001348.html [OTR-dev] 20120727 otrl_base64_otr_decode() function... http://lists.cypherpunks.ca/pipermail/otr-dev/2012-July/001347.html http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=684121 http://otr.git.sourceforge.net/git/gitweb.cgi?p=otr/libotr%3Ba=commitdiff%3Bh=1902baee5d4b056850274ed0fa8c2409f1187435 http://otr.git.sourceforge.net/git/gitweb.cgi?p=otr/libotr%3Ba=commitdiff%3Bh=6d4ca89cf1d3c9a8aff696c3a846ac5a51f762c1 http://otr.git.sourceforge.net/git/gitweb.cgi?p=otr/libotr%3Ba=commitdiff%3Bh=b17232f86f8e60d0d22caf9a2400494d3c77da58 https://bugzilla.redhat.com/show_bug.cgi?id=846377 libotr-base64-bo(77528) https://exchange.xforce.ibmcloud.com/vulnerabilities/77528 openSUSE-SU-2012:1525 http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00016.html openSUSE-SU-2013:0155 http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00019.html
Copyright	Copyright (C) 2012 E-Soft Inc.

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