int(3252)

Boletines de Vulnerabilidades

Múltiples vulnerabilidades en ClamAV

Clasificación de la vulnerabilidad
Propiedad Valor
Nivel de Confianza Oficial
Impacto Denegación de Servicio
Dificultad Experto
Requerimientos del atacante Acceso remoto sin cuenta a un servicio estandar

Información sobre el sistema
Propiedad Valor
Fabricante afectado Comercial Software
Software afectado ClamAV < 0.90.3
ClamAV < 0.91rc1

Descripción
Se han encontrado múltiples vulnerabilidades en ClamAV. Las vulnerabilidades son descritas a continuación.

- CVE-2007-3122: Se ha encontrado una vulnerabilidad en ClamAV en las versiones anteriores a la 0.90.3 y en la 0.91 anteriores a la 0.91rc1. La vulnerabilidad reside en un error en el motor de parseo. Un atacante remoto podría saltarse el escaneo mediante un archivo RAR con un flag en la cabecera con valor 10 y que puede ser procesado por WinRAR.

- CVE-2007-3123: Se ha encontrado una vulnerabilidad en ClamAV en las versiones anteriores a la 0.90.3 y en la 0.91 anteriores a la 0.91rc1 en el archivo unrar.c. La vulnerabilidad reside en un error en la librería libclamav. Un atacante remoto podría causar una denegación de servicio mediante un archivo RAR especialmente diseñado con el valor vm_codesize modificado que provocará un desbordamiento de pila.

Solución


Actualización de software

Debian

Debian Linux 3.1
Source
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.17.dsc
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.17.diff.gz
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84.orig.tar.gz
Architecture independent
http://security.debian.org/pool/updates/main/c/clamav/clamav-base_0.84-2.sarge.17_all.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-docs_0.84-2.sarge.17_all.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-testfiles_0.84-2.sarge.17_all.deb
Alpha
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.17_alpha.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.17_alpha.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.17_alpha.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.17_alpha.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.17_alpha.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.17_alpha.deb
AMD64
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.17_amd64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.17_amd64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.17_amd64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.17_amd64.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.17_amd64.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.17_amd64.deb
ARM
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.17_arm.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.17_arm.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.17_arm.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.17_arm.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.17_arm.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.17_arm.deb
HP Precision
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.17_hppa.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.17_hppa.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.17_hppa.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.17_hppa.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.17_hppa.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.17_hppa.deb
Intel IA-32
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.17_i386.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.17_i386.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.17_i386.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.17_i386.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.17_i386.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.17_i386.deb
Intel IA-64
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.17_ia64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.17_ia64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.17_ia64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.17_ia64.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.17_ia64.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.17_ia64.deb
Motorola 680x0
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.17_m68k.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.17_m68k.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.17_m68k.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.17_m68k.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.17_m68k.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.17_m68k.deb
Big endian MIPS
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.17_mips.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.17_mips.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.17_mips.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.17_mips.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.17_mips.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.17_mips.deb
Little endian MIPS
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.17_mipsel.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.17_mipsel.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.17_mipsel.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.17_mipsel.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.17_mipsel.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.17_mipsel.deb
IBM S/390
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.17_s390.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.17_s390.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.17_s390.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.17_s390.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.17_s390.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.17_s390.deb
Sun Sparc
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.17_sparc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.17_sparc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.17_sparc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.17_sparc.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.17_sparc.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.17_sparc.deb

Debian Linux 4.0
Source
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1-3etch3.dsc
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1-3etch3.diff.gz
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1.orig.tar.gz
Architecture independent
http://security.debian.org/pool/updates/main/c/clamav/clamav-base_0.90.1-3etch3_all.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-docs_0.90.1-3etch3_all.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-testfiles_0.90.1-3etch3_all.deb
Alpha
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1-3etch3_alpha.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1-3etch3_alpha.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1-3etch3_alpha.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1-3etch3_alpha.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1-3etch3_alpha.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1-3etch3_alpha.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1-3etch3_alpha.deb
AMD64
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1-3etch3_amd64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1-3etch3_amd64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1-3etch3_amd64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1-3etch3_amd64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1-3etch3_amd64.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1-3etch3_amd64.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1-3etch3_amd64.deb
ARM
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1-3etch3_arm.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1-3etch3_arm.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1-3etch3_arm.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1-3etch3_arm.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1-3etch3_arm.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1-3etch3_arm.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1-3etch3_arm.deb
HP Precision
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1-3etch3_hppa.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1-3etch3_hppa.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1-3etch3_hppa.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1-3etch3_hppa.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1-3etch3_hppa.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1-3etch3_hppa.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1-3etch3_hppa.deb
Intel IA-32
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1-3etch3_i386.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1-3etch3_i386.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1-3etch3_i386.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1-3etch3_i386.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1-3etch3_i386.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1-3etch3_i386.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1-3etch3_i386.deb
Intel IA-64
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1-3etch3_ia64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1-3etch3_ia64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1-3etch3_ia64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1-3etch3_ia64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1-3etch3_ia64.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1-3etch3_ia64.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1-3etch3_ia64.deb
Big endian MIPS
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1-3etch3_mips.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1-3etch3_mips.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1-3etch3_mips.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1-3etch3_mips.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1-3etch3_mips.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1-3etch3_mips.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1-3etch3_mips.deb
Little endian MIPS
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1-3etch3_mipsel.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1-3etch3_mipsel.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1-3etch3_mipsel.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1-3etch3_mipsel.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1-3etch3_mipsel.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1-3etch3_mipsel.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1-3etch3_mipsel.deb
PowerPC
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1-3etch3_powerpc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1-3etch3_powerpc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1-3etch3_powerpc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1-3etch3_powerpc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1-3etch3_powerpc.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1-3etch3_powerpc.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1-3etch3_powerpc.deb
IBM S/390
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1-3etch3_s390.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1-3etch3_s390.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1-3etch3_s390.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1-3etch3_s390.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1-3etch3_s390.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1-3etch3_s390.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1-3etch3_s390.deb
Sun Sparc
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1-3etch3_sparc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1-3etch3_sparc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1-3etch3_sparc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1-3etch3_sparc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1-3etch3_sparc.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1-3etch3_sparc.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1-3etch3_sparc.deb

Identificadores estándar
Propiedad Valor
CVE CVE-2007-3122
CVE-2007-3123
BID 24289

Recursos adicionales
Debian Security Advisory (DSA 1320-1)
http://lists.debian.org/debian-security-announce/debian-security-announce-2007/msg00081.html

Histórico de versiones
Versión Comentario Fecha
1.0 Aviso emitido 2007-06-25

Miembros de

CERT
FIRST
TF-CSIRT
EGC Group
UE
Red Nacional de SOC
Foro Nacional de Ciberseguridad
CSIRT.es
Ministerio de Defensa
CNI
CCN
CCN-CERT