Vulnerability Bulletins |
Denegación de servicio en Lighttpd |
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Vulnerability classification |
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| Property | Value |
| Confidence level | Oficial |
| Impact | Denegación de Servicio |
| Dificulty | Experto |
| Required attacker level | Acceso remoto sin cuenta a un servicio estandar |
System information |
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| Property | Value |
| Affected manufacturer | GNU/Linux |
| Affected software | Lighttpd 1.4.18 |
Description |
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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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Solution |
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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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Standar resources |
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| Property | Value |
| CVE | CVE-2008-0983 |
| BID | 27943 |
Other resources |
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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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Version history |
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| Version | Comments | Date |
| 1.0 | Aviso emitido | 2008-04-15 |
| 1.1 | Aviso emitido por Debian (DSA-1609-1) | 2008-07-16 |