Boletines de Vulnerabilidades

int(4765)

Boletines de Vulnerabilidades

Suplantación de firma en Dbus
Clasificación de la vulnerabilidad
Propiedad	Valor
Nivel de Confianza	Oficial
Impacto	Aumento de privilegios
Dificultad	Experto
Requerimientos del atacante	Acceso remoto con cuenta
Información sobre el sistema
Propiedad	Valor
Fabricante afectado	GNU/Linux
Software afectado	D-Bus < 1.2.14
Descripción
Se ha descubierto una vulnerabilidad en D-Bus 1.2. La vulnerabilidad reside en un error en ña vañidación de un tipo básico en la función "_dbus_validate_signature_with_reason" en "dbus-marshal-validate.c". Un atacante remoto podría suplantar una firma mediante una clave especialmente diseñada.
Solución
Actualización de software Debian (DSA-1837-1) Debian Linux 4.0 Source http://security.debian.org/pool/updates/main/d/dbus/dbus_1.0.2-1+etch3.diff.gz http://security.debian.org/pool/updates/main/d/dbus/dbus_1.0.2.orig.tar.gz http://security.debian.org/pool/updates/main/d/dbus/dbus_1.0.2-1+etch3.dsc Arquitectura independiente: http://security.debian.org/pool/updates/main/d/dbus/dbus-1-doc_1.0.2-1+etch3_all.deb alpha (DEC Alpha) http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.0.2-1+etch3_alpha.deb http://security.debian.org/pool/updates/main/d/dbus/dbus-1-utils_1.0.2-1+etch3_alpha.deb http://security.debian.org/pool/updates/main/d/dbus/dbus_1.0.2-1+etch3_alpha.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.0.2-1+etch3_alpha.deb amd64 (AMD x86_64 (AMD64)) http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.0.2-1+etch3_amd64.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.0.2-1+etch3_amd64.deb http://security.debian.org/pool/updates/main/d/dbus/dbus_1.0.2-1+etch3_amd64.deb http://security.debian.org/pool/updates/main/d/dbus/dbus-1-utils_1.0.2-1+etch3_amd64.deb arm (ARM) http://security.debian.org/pool/updates/main/d/dbus/dbus_1.0.2-1+etch3_arm.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.0.2-1+etch3_arm.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.0.2-1+etch3_arm.deb http://security.debian.org/pool/updates/main/d/dbus/dbus-1-utils_1.0.2-1+etch3_arm.deb hppa (HP PA RISC) http://security.debian.org/pool/updates/main/d/dbus/dbus_1.0.2-1+etch3_hppa.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.0.2-1+etch3_hppa.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.0.2-1+etch3_hppa.deb http://security.debian.org/pool/updates/main/d/dbus/dbus-1-utils_1.0.2-1+etch3_hppa.deb i386 (Intel ia32) http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.0.2-1+etch3_i386.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.0.2-1+etch3_i386.deb http://security.debian.org/pool/updates/main/d/dbus/dbus-1-utils_1.0.2-1+etch3_i386.deb http://security.debian.org/pool/updates/main/d/dbus/dbus_1.0.2-1+etch3_i386.deb mips (MIPS (Big Endian)) http://security.debian.org/pool/updates/main/d/dbus/dbus_1.0.2-1+etch3_mips.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.0.2-1+etch3_mips.deb http://security.debian.org/pool/updates/main/d/dbus/dbus-1-utils_1.0.2-1+etch3_mips.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.0.2-1+etch3_mips.deb mipsel (MIPS (Little Endian)) http://security.debian.org/pool/updates/main/d/dbus/dbus_1.0.2-1+etch3_mipsel.deb http://security.debian.org/pool/updates/main/d/dbus/dbus-1-utils_1.0.2-1+etch3_mipsel.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.0.2-1+etch3_mipsel.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.0.2-1+etch3_mipsel.deb powerpc (PowerPC) http://security.debian.org/pool/updates/main/d/dbus/dbus-1-utils_1.0.2-1+etch3_powerpc.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.0.2-1+etch3_powerpc.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.0.2-1+etch3_powerpc.deb http://security.debian.org/pool/updates/main/d/dbus/dbus_1.0.2-1+etch3_powerpc.deb sparc (Sun SPARC/UltraSPARC) http://security.debian.org/pool/updates/main/d/dbus/dbus-1-utils_1.0.2-1+etch3_sparc.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.0.2-1+etch3_sparc.deb http://security.debian.org/pool/updates/main/d/dbus/dbus_1.0.2-1+etch3_sparc.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.0.2-1+etch3_sparc.deb Debian (DSA-1837-1) Debian Linux 5.0 Source archives: http://security.debian.org/pool/updates/main/d/dbus/dbus_1.2.1-5+lenny1.dsc http://security.debian.org/pool/updates/main/d/dbus/dbus_1.2.1.orig.tar.gz http://security.debian.org/pool/updates/main/d/dbus/dbus_1.2.1-5+lenny1.diff.gz Arquitectura independiente: http://security.debian.org/pool/updates/main/d/dbus/dbus-1-doc_1.2.1-5+lenny1_all.deb alpha (DEC Alpha) http://security.debian.org/pool/updates/main/d/dbus/dbus_1.2.1-5+lenny1_alpha.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.2.1-5+lenny1_alpha.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.2.1-5+lenny1_alpha.deb http://security.debian.org/pool/updates/main/d/dbus/dbus-x11_1.2.1-5+lenny1_alpha.deb amd64 (AMD x86_64 (AMD64)) http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.2.1-5+lenny1_amd64.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.2.1-5+lenny1_amd64.deb http://security.debian.org/pool/updates/main/d/dbus/dbus-x11_1.2.1-5+lenny1_amd64.deb http://security.debian.org/pool/updates/main/d/dbus/dbus_1.2.1-5+lenny1_amd64.deb arm (ARM) http://security.debian.org/pool/updates/main/d/dbus/dbus-x11_1.2.1-5+lenny1_arm.deb http://security.debian.org/pool/updates/main/d/dbus/dbus_1.2.1-5+lenny1_arm.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.2.1-5+lenny1_arm.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.2.1-5+lenny1_arm.deb armel (ARM EABI) http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.2.1-5+lenny1_armel.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.2.1-5+lenny1_armel.deb http://security.debian.org/pool/updates/main/d/dbus/dbus-x11_1.2.1-5+lenny1_armel.deb http://security.debian.org/pool/updates/main/d/dbus/dbus_1.2.1-5+lenny1_armel.deb hppa (HP PA RISC) http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.2.1-5+lenny1_hppa.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.2.1-5+lenny1_hppa.deb http://security.debian.org/pool/updates/main/d/dbus/dbus_1.2.1-5+lenny1_hppa.deb http://security.debian.org/pool/updates/main/d/dbus/dbus-x11_1.2.1-5+lenny1_hppa.deb i386 (Intel ia32) http://security.debian.org/pool/updates/main/d/dbus/dbus-x11_1.2.1-5+lenny1_i386.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.2.1-5+lenny1_i386.deb http://security.debian.org/pool/updates/main/d/dbus/dbus_1.2.1-5+lenny1_i386.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.2.1-5+lenny1_i386.deb ia64 (Intel ia64) http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.2.1-5+lenny1_ia64.deb http://security.debian.org/pool/updates/main/d/dbus/dbus-x11_1.2.1-5+lenny1_ia64.deb http://security.debian.org/pool/updates/main/d/dbus/dbus_1.2.1-5+lenny1_ia64.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.2.1-5+lenny1_ia64.deb mips (MIPS (Big Endian)) http://security.debian.org/pool/updates/main/d/dbus/dbus_1.2.1-5+lenny1_mips.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.2.1-5+lenny1_mips.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.2.1-5+lenny1_mips.deb http://security.debian.org/pool/updates/main/d/dbus/dbus-x11_1.2.1-5+lenny1_mips.deb mipsel (MIPS (Little Endian)) http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.2.1-5+lenny1_mipsel.deb http://security.debian.org/pool/updates/main/d/dbus/dbus-x11_1.2.1-5+lenny1_mipsel.deb http://security.debian.org/pool/updates/main/d/dbus/dbus_1.2.1-5+lenny1_mipsel.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.2.1-5+lenny1_mipsel.deb powerpc (PowerPC) http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.2.1-5+lenny1_powerpc.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.2.1-5+lenny1_powerpc.deb http://security.debian.org/pool/updates/main/d/dbus/dbus_1.2.1-5+lenny1_powerpc.deb http://security.debian.org/pool/updates/main/d/dbus/dbus-x11_1.2.1-5+lenny1_powerpc.deb sparc (Sun SPARC/UltraSPARC) http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-3_1.2.1-5+lenny1_sparc.deb http://security.debian.org/pool/updates/main/d/dbus/dbus_1.2.1-5+lenny1_sparc.deb http://security.debian.org/pool/updates/main/d/dbus/dbus-x11_1.2.1-5+lenny1_sparc.deb http://security.debian.org/pool/updates/main/d/dbus/libdbus-1-dev_1.2.1-5+lenny1_sparc.deb Red Hat (RHSA-2010:0018-1) RHEL Desktop Workstation (v. 5 cliente) Red Hat Enterprise Linux (v. 5 servidor) Red Hat Enterprise Linux Desktop (v. 5 cliente) Red Hat Enterprise Linux EUS (v. 5.4.z servidor) https://rhn.redhat.com/
Identificadores estándar
Propiedad	Valor
CVE	CVE-2009-1189
BID	31602
Recursos adicionales
Debian Security Advisory (DSA-1837-1) http://lists.debian.org/debian-security-announce/2009/msg00151.html Red Hat Security Advisory (RHSA-2010:0018-1) https://rhn.redhat.com/errata/RHSA-2010-0018.html