Vulnerability Bulletins |
Múltiples desbordamientos de búfer en ClamAV |
|
Vulnerability classification |
|
| Property | Value |
| Confidence level | Oficial |
| Impact | Obtener acceso |
| Dificulty | Experto |
| Required attacker level | Acceso remoto sin cuenta a un servicio estandar |
System information |
|
| Property | Value |
| Affected manufacturer | GNU/Linux |
| Affected software |
ClamAV 0.92 ClamAV 0.92.1 |
Description |
|
|
Se han encontrado múltiples vulnerabilidades de tipo desbordamiento de búfer en ClamAV. Las vulnerabilidades son descritas a continuación: - CVE-2008-0314: Se ha encontrado una vulnerabilidad en ClamAV 0.92.1. La vulnerabilidad reside en un error en la comprobación de los límites al procesar ficheros binarios "PeSpin". El error se encuentra en el fichero "spin.c". Un atacante remoto podría ejecutar código arbitrario mediante un fichero binario de tipo "PeSpin" especialmente diseñado con el valor "length" modificado. - CVE-2008-1100: Se ha encontrado una vulnerabilidad en ClamAV 0.92 y 0.92.1. La vulnerabilidad reside en un error en la comprobación de los límites al procesar ficheros binarios "Upack 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 "Unpack PE" especialmente diseñado. - CVE-2008-1833: Se ha encontrado una vulnerabilidad en ClamAV 0.92.1. La vulnerabilidad reside en un error en la comprobación de los límites al procesar ficheros binarios "WWPack-compressed PE". Un atacante remoto podría ejecutar código arbitrario mediante un fichero "WWPack-compressed PE" especialmente diseñado. |
|
Solution |
|
|
Actualización de software Debian (DSA-1549-1) 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-3etch11.diff.gz http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-3etch11.dsc Arquitectura independiente http://security.debian.org/pool/updates/main/c/clamav/clamav-testfiles_0.90.1dfsg-3etch11_all.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-base_0.90.1dfsg-3etch11_all.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-docs_0.90.1dfsg-3etch11_all.deb alpha (DEC Alpha) http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1dfsg-3etch11_alpha.deb http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-3etch11_alpha.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1dfsg-3etch11_alpha.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1dfsg-3etch11_alpha.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1dfsg-3etch11_alpha.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1dfsg-3etch11_alpha.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1dfsg-3etch11_alpha.deb amd64 (AMD x86_64 (AMD64)) http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1dfsg-3etch11_amd64.deb http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-3etch11_amd64.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1dfsg-3etch11_amd64.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1dfsg-3etch11_amd64.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1dfsg-3etch11_amd64.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1dfsg-3etch11_amd64.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1dfsg-3etch11_amd64.deb arm (ARM) http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1dfsg-3etch11_arm.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1dfsg-3etch11_arm.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1dfsg-3etch11_arm.deb http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-3etch11_arm.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1dfsg-3etch11_arm.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1dfsg-3etch11_arm.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1dfsg-3etch11_arm.deb hppa (HP PA RISC) http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1dfsg-3etch11_hppa.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1dfsg-3etch11_hppa.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1dfsg-3etch11_hppa.deb http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-3etch11_hppa.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1dfsg-3etch11_hppa.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1dfsg-3etch11_hppa.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1dfsg-3etch11_hppa.deb i386 (Intel ia32) http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1dfsg-3etch11_i386.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1dfsg-3etch11_i386.deb http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-3etch11_i386.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1dfsg-3etch11_i386.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1dfsg-3etch11_i386.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1dfsg-3etch11_i386.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1dfsg-3etch11_i386.deb ia64 (Intel ia64) http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1dfsg-3etch11_ia64.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1dfsg-3etch11_ia64.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1dfsg-3etch11_ia64.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1dfsg-3etch11_ia64.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1dfsg-3etch11_ia64.deb http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-3etch11_ia64.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1dfsg-3etch11_ia64.deb mips (MIPS (Big Endian)) http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1dfsg-3etch11_mips.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1dfsg-3etch11_mips.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1dfsg-3etch11_mips.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1dfsg-3etch11_mips.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1dfsg-3etch11_mips.deb http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-3etch11_mips.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1dfsg-3etch11_mips.deb mipsel (MIPS (Little Endian)) http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1dfsg-3etch11_mipsel.deb http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-3etch11_mipsel.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1dfsg-3etch11_mipsel.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1dfsg-3etch11_mipsel.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1dfsg-3etch11_mipsel.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1dfsg-3etch11_mipsel.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1dfsg-3etch11_mipsel.deb powerpc (PowerPC) http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1dfsg-3etch11_powerpc.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1dfsg-3etch11_powerpc.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1dfsg-3etch11_powerpc.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1dfsg-3etch11_powerpc.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1dfsg-3etch11_powerpc.deb http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-3etch11_powerpc.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1dfsg-3etch11_powerpc.deb s390 (IBM S/390) http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.90.1dfsg-3etch11_s390.deb http://security.debian.org/pool/updates/main/c/clamav/clamav_0.90.1dfsg-3etch11_s390.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-dbg_0.90.1dfsg-3etch11_s390.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav2_0.90.1dfsg-3etch11_s390.deb http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.90.1dfsg-3etch11_s390.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.90.1dfsg-3etch11_s390.deb http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.90.1dfsg-3etch11_s390.deb Suse Linux Las actualizaciones pueden descargarse mediante YAST o del servidor FTP oficial de Suse Linux. |
|
Standar resources |
|
| Property | Value |
| CVE |
CVE-2008-0314 CVE-2008-1100 CVE-2008-1833 |
| BID |
28756 28798 |
Other resources |
|
|
Debian Security Advisory (DSA-1549-1) http://lists.debian.org/debian-security-announce/2008/msg00120.html SUSE Security Advisory (SUSE-SA:2008:024) http://www.novell.com/linux/security/advisories/2008_24_clamav.html |
|
Version history |
||
| Version | Comments | Date |
| 1.0 | Aviso emitido | 2008-04-22 |
| 1.1 | Aviso emitido por Suse (SUSE-SA:2008:024) | 2008-04-25 |