Boletines de Vulnerabilidades

int(4699)

Boletines de Vulnerabilidades

Salto de directorio en libtorrent
Clasificación de la vulnerabilidad
Propiedad	Valor
Nivel de Confianza	Oficial
Impacto	Aumento de la visibilidad
Dificultad	Experto
Requerimientos del atacante	Acceso remoto sin cuenta a un servicio estandar
Información sobre el sistema
Propiedad	Valor
Fabricante afectado	GNU/Linux
Software afectado	Rasterbar libtorrent < 0.14.4
Descripción
Se ha descubierto una vulnerabilidad de salto de directorio en libtorrent. La vulnerabilidad reside en un error en "src/torrent_info.cpp". Un atacante remoto podría crear o sobreescribir ficheros arbitrarios mediante ".." (punto punto) y una ruta relativa en un elemento Multiple File Mode en un fichero .torrent.
Solución
Actualización de software Debian (DSA-1815-1) Debian Linux 5.0 Source http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar_0.13.1-2+lenny1.diff.gz http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar_0.13.1.orig.tar.gz http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar_0.13.1-2+lenny1.dsc Arquitectura independiente: http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar-doc_0.13.1-2+lenny1_all.deb alpha (DEC Alpha) http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar-dev_0.13.1-2+lenny1_alpha.deb http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar0_0.13.1-2+lenny1_alpha.deb http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar-dbg_0.13.1-2+lenny1_alpha.deb amd64 (AMD x86_64 (AMD64)) http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar0_0.13.1-2+lenny1_amd64.deb http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar-dev_0.13.1-2+lenny1_amd64.deb http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar-dbg_0.13.1-2+lenny1_amd64.deb arm (ARM) http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar0_0.13.1-2+lenny1_arm.deb http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar-dbg_0.13.1-2+lenny1_arm.deb http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar-dev_0.13.1-2+lenny1_arm.deb armel (ARM EABI) http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar0_0.13.1-2+lenny1_armel.deb http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar-dev_0.13.1-2+lenny1_armel.deb http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar-dbg_0.13.1-2+lenny1_armel.deb hppa (HP PA RISC) http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar0_0.13.1-2+lenny1_hppa.deb http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar-dev_0.13.1-2+lenny1_hppa.deb http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar-dbg_0.13.1-2+lenny1_hppa.deb i386 (Intel ia32) http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar-dbg_0.13.1-2+lenny1_i386.deb http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar0_0.13.1-2+lenny1_i386.deb http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar-dev_0.13.1-2+lenny1_i386.deb ia64 (Intel ia64) http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar-dev_0.13.1-2+lenny1_ia64.deb http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar-dbg_0.13.1-2+lenny1_ia64.deb http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar0_0.13.1-2+lenny1_ia64.deb mips (MIPS (Big Endian)) http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar-dev_0.13.1-2+lenny1_mips.deb http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar0_0.13.1-2+lenny1_mips.deb http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar-dbg_0.13.1-2+lenny1_mips.deb mipsel (MIPS (Little Endian)) http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar-dbg_0.13.1-2+lenny1_mipsel.deb http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar0_0.13.1-2+lenny1_mipsel.deb http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar-dev_0.13.1-2+lenny1_mipsel.deb powerpc (PowerPC) http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar-dev_0.13.1-2+lenny1_powerpc.deb http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar-dbg_0.13.1-2+lenny1_powerpc.deb http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar0_0.13.1-2+lenny1_powerpc.deb s390 (IBM S/390) http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar-dbg_0.13.1-2+lenny1_s390.deb http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar0_0.13.1-2+lenny1_s390.deb http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar-dev_0.13.1-2+lenny1_s390.deb sparc (Sun SPARC/UltraSPARC) http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar-dbg_0.13.1-2+lenny1_sparc.deb http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar0_0.13.1-2+lenny1_sparc.deb http://security.debian.org/pool/updates/main/libt/libtorrent-rasterbar/libtorrent-rasterbar-dev_0.13.1-2+lenny1_sparc.deb
Identificadores estándar
Propiedad	Valor
CVE	CVE-2009-1760
BID	35262
Recursos adicionales
Debian Security Advisory (DSA-1815-1) http://lists.debian.org/debian-security-announce/2009/msg00127.html