Miembros de
Boletines de Vulnerabilidades |
Denegación de servicio en Lighttpd |
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Clasificación de la vulnerabilidad |
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| 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 |
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| Propiedad | Valor |
| Fabricante afectado | GNU/Linux |
| Software afectado | Lighttpd 1.4.18 |
Descripción |
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Se ha descubierto una vulnerabilidad en Lighttpd 1.4.18. La vulnerabilidad reside en un error en el cálculo del tamaño del vector de descriptores de fichero. Un atacante remoto podría causar una denegación de servicio mediante un gran número de conexiones. |
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Solución |
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Actualización de software Suse Linux Las actualizaciones pueden descargarse mediante YAST o del servidor FTP oficial de Suse Linux. Debian (DSA-1609-1) Debian Linux 4.0 Source: http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd_1.4.13-4etch9.dsc http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd_1.4.13.orig.tar.gz http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd_1.4.13-4etch9.diff.gz Arquitectura independiente http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-doc_1.4.13-4etch9_all.deb alpha (DEC Alpha) http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-cml_1.4.13-4etch9_alpha.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd_1.4.13-4etch9_alpha.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-mysql-vhost_1.4.13-4etch9_alpha.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-webdav_1.4.13-4etch9_alpha.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-trigger-b4-dl_1.4.13-4etch9_alpha.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-magnet_1.4.13-4etch9_alpha.deb amd64 (AMD x86_64 (AMD64)) http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-webdav_1.4.13-4etch9_amd64.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-trigger-b4-dl_1.4.13-4etch9_amd64.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-cml_1.4.13-4etch9_amd64.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-magnet_1.4.13-4etch9_amd64.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-mysql-vhost_1.4.13-4etch9_amd64.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd_1.4.13-4etch9_amd64.deb arm (ARM) http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-cml_1.4.13-4etch9_arm.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-webdav_1.4.13-4etch9_arm.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-trigger-b4-dl_1.4.13-4etch9_arm.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-magnet_1.4.13-4etch9_arm.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd_1.4.13-4etch9_arm.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-mysql-vhost_1.4.13-4etch9_arm.deb hppa (HP PA RISC) http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-cml_1.4.13-4etch9_hppa.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-mysql-vhost_1.4.13-4etch9_hppa.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-magnet_1.4.13-4etch9_hppa.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-trigger-b4-dl_1.4.13-4etch9_hppa.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-webdav_1.4.13-4etch9_hppa.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd_1.4.13-4etch9_hppa.deb i386 (Intel ia32) http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd_1.4.13-4etch9_i386.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-webdav_1.4.13-4etch9_i386.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-magnet_1.4.13-4etch9_i386.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-trigger-b4-dl_1.4.13-4etch9_i386.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-cml_1.4.13-4etch9_i386.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-mysql-vhost_1.4.13-4etch9_i386.deb mips (MIPS (Big Endian)) http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-mysql-vhost_1.4.13-4etch9_mips.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd_1.4.13-4etch9_mips.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-trigger-b4-dl_1.4.13-4etch9_mips.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-webdav_1.4.13-4etch9_mips.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-magnet_1.4.13-4etch9_mips.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-cml_1.4.13-4etch9_mips.deb powerpc (PowerPC) http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd_1.4.13-4etch9_powerpc.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-magnet_1.4.13-4etch9_powerpc.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-cml_1.4.13-4etch9_powerpc.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-mysql-vhost_1.4.13-4etch9_powerpc.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-trigger-b4-dl_1.4.13-4etch9_powerpc.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-webdav_1.4.13-4etch9_powerpc.deb s390 (IBM S/390) http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-mysql-vhost_1.4.13-4etch9_s390.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-cml_1.4.13-4etch9_s390.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd_1.4.13-4etch9_s390.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-webdav_1.4.13-4etch9_s390.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-trigger-b4-dl_1.4.13-4etch9_s390.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-magnet_1.4.13-4etch9_s390.deb sparc (Sun SPARC/UltraSPARC) http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd_1.4.13-4etch9_sparc.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-mysql-vhost_1.4.13-4etch9_sparc.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-cml_1.4.13-4etch9_sparc.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-trigger-b4-dl_1.4.13-4etch9_sparc.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-magnet_1.4.13-4etch9_sparc.deb http://security.debian.org/pool/updates/main/l/lighttpd/lighttpd-mod-webdav_1.4.13-4etch9_sparc.deb |
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Identificadores estándar |
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| Propiedad | Valor |
| CVE | CVE-2008-0983 |
| BID | 27943 |
Recursos adicionales |
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SUSE Security Advisory (SUSE-SR:2008:008) http://www.novell.com/linux/security/advisories/2008_8_sr.html Debian Security Advisory (DSA-1609-1) http://lists.debian.org/debian-security-announce/2008/msg00190.html |
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Histórico de versiones |
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| Versión | Comentario | Fecha |
| 1.0 | Aviso emitido | 2008-04-15 |
| 1.1 | Aviso emitido por Debian (DSA-1609-1) | 2008-07-16 |
