Boletines de Vulnerabilidades |
Múltiples vulnerabilidades en ClamAV |
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Clasificación de la vulnerabilidad |
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Propiedad | Valor |
Nivel de Confianza | Oficial |
Impacto | Obtener acceso |
Dificultad | Experto |
Requerimientos del atacante | Acceso remoto sin cuenta a un servicio estandar |
Información sobre el sistema |
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Propiedad | Valor |
Fabricante afectado | GNU/Linux |
Software afectado | ClamAV <= 0.92.1 |
Descripción |
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Se han descubierto múltiples vulnerabilidades en ClamAV 0.92.1 y anteriores. Las vulnerabilidades son descritas a continuación: - CVE-2007-6595: La vulnerabilidad reside en un error en la creación de ficheros temporales en la función "cli_gentempfd()" del fichero "ibclamav/others.c" o en los ficheros ".ascii files" de la utilidad "sigtool" cuando está habilitada la codificación "utf16-decode". Un atacante local podría sobreescribir ficheros o causar una denegación de servicio mediante un ataque con enlaces simbólicos. - CVE-2008-0318: Se ha descubierto una vulnerabilidad de tipo desbordamiento de entero. La vulnerabilidad reside en un error en el analizador sintáctico (parser) de ficheros PE. El error se encuentra en la función "cli_scanpe()" del fichero “libclamav/pe.c”. Un atacante remoto podría ejecutar código arbitrario mediante un fichero "Petite packed PE" especialmente diseñado. |
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Solución |
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Actualización de software Debian (DSA-1497-1) Debian Linux 4.0 Source http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg.orig.tar.gz http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-3etch10.dsc http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-3etch10.diff.gz Arquitectura independiente http://security.debian.org/pool/updates/main/c/clamav/clamav-testfiles_0.90.1dfsg-3etch10_all.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-base_0.90.1dfsg-3etch10_all.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-docs_0.90.1dfsg-3etch10_all.deb alpha (DEC Alpha) http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1dfsg-3etch10_alpha.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1dfsg-3etch10_alpha.deb http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-3etch10_alpha.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1dfsg-3etch10_alpha.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1dfsg-3etch10_alpha.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1dfsg-3etch10_alpha.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1dfsg-3etch10_alpha.deb amd64 (AMD x86_64 (AMD64)) http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1dfsg-3etch10_amd64.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1dfsg-3etch10_amd64.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1dfsg-3etch10_amd64.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1dfsg-3etch10_amd64.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1dfsg-3etch10_amd64.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1dfsg-3etch10_amd64.deb http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-3etch10_amd64.deb arm (ARM) http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1dfsg-3etch10_arm.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1dfsg-3etch10_arm.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1dfsg-3etch10_arm.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1dfsg-3etch10_arm.deb http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-3etch10_arm.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1dfsg-3etch10_arm.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1dfsg-3etch10_arm.deb hppa (HP PA RISC) http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1dfsg-3etch10_hppa.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1dfsg-3etch10_hppa.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1dfsg-3etch10_hppa.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1dfsg-3etch10_hppa.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1dfsg-3etch10_hppa.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1dfsg-3etch10_hppa.deb http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-3etch10_hppa.deb i386 (Intel ia32) http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1dfsg-3etch10_i386.deb http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-3etch10_i386.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1dfsg-3etch10_i386.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1dfsg-3etch10_i386.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1dfsg-3etch10_i386.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1dfsg-3etch10_i386.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1dfsg-3etch10_i386.deb ia64 (Intel ia64) http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1dfsg-3etch10_ia64.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1dfsg-3etch10_ia64.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1dfsg-3etch10_ia64.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1dfsg-3etch10_ia64.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1dfsg-3etch10_ia64.deb http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-3etch10_ia64.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1dfsg-3etch10_ia64.deb mips (MIPS (Big Endian)) http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1dfsg-3etch10_mips.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1dfsg-3etch10_mips.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1dfsg-3etch10_mips.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1dfsg-3etch10_mips.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1dfsg-3etch10_mips.deb http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-3etch10_mips.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1dfsg-3etch10_mips.deb mipsel (MIPS (Little Endian)) http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1dfsg-3etch10_mipsel.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1dfsg-3etch10_mipsel.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1dfsg-3etch10_mipsel.deb http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-3etch10_mipsel.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1dfsg-3etch10_mipsel.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1dfsg-3etch10_mipsel.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1dfsg-3etch10_mipsel.deb s390 (IBM S/390) http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1dfsg-3etch10_s390.deb http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-3etch10_s390.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1dfsg-3etch10_s390.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1dfsg-3etch10_s390.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1dfsg-3etch10_s390.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1dfsg-3etch10_s390.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1dfsg-3etch10_s390.deb sparc (Sun SPARC/UltraSPARC) http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1dfsg-3etch10_sparc.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1dfsg-3etch10_sparc.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1dfsg-3etch10_sparc.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1dfsg-3etch10_sparc.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1dfsg-3etch10_sparc.deb http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-3etch10_sparc.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1dfsg-3etch10_sparc.deb Suse Linux Las actualizaciones pueden descargarse mediante YAST o del servidor FTP oficial de Suse Linux. |
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Identificadores estándar |
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Propiedad | Valor |
CVE |
CVE-2007-6595 CVE-2008-0318 |
BID | 27064 |
Recursos adicionales |
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Debian Security Advisory (DSA-1497-1) http://lists.debian.org/debian-security-announce/debian-security-announce-2008/msg00060.html SUSE Security Advisory (SUSE-SR:2008:004) http://www.novell.com/linux/security/advisories/2008_04_sr.html SUSE Security Advisory (SUSE-SA:2008:024) http://www.novell.com/linux/security/advisories/2008_24_clamav.html |
Histórico de versiones |
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Versión | Comentario | Fecha |
1.0 | Aviso emitido | 2008-02-18 |
1.1 | Aviso emitido por Suse (SUSE-SR:2008:004) | 2008-02-27 |
1.2 | Aviso emitido por Suse (SUSE-SA:2008:024) | 2008-04-25 |