Boletines de Vulnerabilidades

int(2598)

Boletines de Vulnerabilidades

Desbordamiento de búfer en Freeciv
Clasificación de la vulnerabilidad
Propiedad	Valor
Nivel de Confianza	Oficial
Impacto	Obtener acceso
Dificultad	Experto
Requerimientos del atacante	Acceso remoto sin cuenta a un servicio exotico
Información sobre el sistema
Propiedad	Valor
Fabricante afectado	GNU/Linux
Software afectado	Freeciv <= 2.1.0-beta1 SVN <= 15 Jul 2006
Descripción
Se ha encontrado un desbordamiento de búfer en Freeciv 2.1.0-beta1 y anteriores, y en SVN 15 Jul 2006 y anteriores. La vulnerabilidad reside en errores al manejar ciertos valores. Un atacante remoto podría causar una denegación de servicio y posiblemente ejecutar código arbitrario mediante un valor negativo "chunk_length", o un valor grande en "chunk->offset" en un paquete PACKET_PLAYER_ATTRIBUTE_CHUNK en la función "generic_handle_player_attribute_chunk" de "common/packets.c", o un valor grande en "packet->length" de la función "handle_unit_orders" en "server/unithand.c".
Solución
Actualización de software Mandriva Mandrivalinux 2006 X86 ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/2006.0/RPMS/freeciv-client-2.0.4-2.2.20060mdk.i586.rpm ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/2006.0/RPMS/freeciv-data-2.0.4-2.2.20060mdk.i586.rpm ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/2006.0/RPMS/freeciv-server-2.0.4-2.2.20060mdk.i586.rpm ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/2006.0/SRPMS/freeciv-2.0.4-2.2.20060mdk.src.rpm X86_64 ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/2006.0/RPMS/freeciv-client-2.0.4-2.2.20060mdk.x86_64.rpm ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/2006.0/RPMS/freeciv-data-2.0.4-2.2.20060mdk.x86_64.rpm ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/2006.0/RPMS/freeciv-server-2.0.4-2.2.20060mdk.x86_64.rpm ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/2006.0/SRPMS/freeciv-2.0.4-2.2.20060mdk.src.rpm Debian Debian Linux 3.1 Source http://security.debian.org/pool/updates/main/f/freeciv/freeciv_2.0.1-1sarge2.dsc http://security.debian.org/pool/updates/main/f/freeciv/freeciv_2.0.1-1sarge2.diff.gz http://security.debian.org/pool/updates/main/f/freeciv/freeciv_2.0.1.orig.tar.gz Architecture independent http://security.debian.org/pool/updates/main/f/freeciv/freeciv-data_2.0.1-1sarge2_all.deb http://security.debian.org/pool/updates/main/f/freeciv/freeciv-gtk_2.0.1-1sarge2_all.deb http://security.debian.org/pool/updates/main/f/freeciv/freeciv-xaw3d_2.0.1-1sarge2_all.deb http://security.debian.org/pool/updates/main/f/freeciv/freeciv_2.0.1-1sarge2_all.deb Alpha http://security.debian.org/pool/updates/main/f/freeciv/freeciv-client-gtk_2.0.1-1sarge2_alpha.deb http://security.debian.org/pool/updates/main/f/freeciv/freeciv-client-xaw3d_2.0.1-1sarge2_alpha.deb http://security.debian.org/pool/updates/main/f/freeciv/freeciv-server_2.0.1-1sarge2_alpha.deb AMD64 http://security.debian.org/pool/updates/main/f/freeciv/freeciv-client-gtk_2.0.1-1sarge2_amd64.deb http://security.debian.org/pool/updates/main/f/freeciv/freeciv-client-xaw3d_2.0.1-1sarge2_amd64.deb http://security.debian.org/pool/updates/main/f/freeciv/freeciv-server_2.0.1-1sarge2_amd64.deb ARM http://security.debian.org/pool/updates/main/f/freeciv/freeciv-client-gtk_2.0.1-1sarge2_arm.deb http://security.debian.org/pool/updates/main/f/freeciv/freeciv-client-xaw3d_2.0.1-1sarge2_arm.deb http://security.debian.org/pool/updates/main/f/freeciv/freeciv-server_2.0.1-1sarge2_arm.deb Intel IA-32 http://security.debian.org/pool/updates/main/f/freeciv/freeciv-client-gtk_2.0.1-1sarge2_i386.deb http://security.debian.org/pool/updates/main/f/freeciv/freeciv-client-xaw3d_2.0.1-1sarge2_i386.deb http://security.debian.org/pool/updates/main/f/freeciv/freeciv-server_2.0.1-1sarge2_i386.deb Intel IA-64 http://security.debian.org/pool/updates/main/f/freeciv/freeciv-client-gtk_2.0.1-1sarge2_ia64.deb http://security.debian.org/pool/updates/main/f/freeciv/freeciv-client-xaw3d_2.0.1-1sarge2_ia64.deb http://security.debian.org/pool/updates/main/f/freeciv/freeciv-server_2.0.1-1sarge2_ia64.deb HP Precision http://security.debian.org/pool/updates/main/f/freeciv/freeciv-client-gtk_2.0.1-1sarge2_hppa.deb http://security.debian.org/pool/updates/main/f/freeciv/freeciv-client-xaw3d_2.0.1-1sarge2_hppa.deb http://security.debian.org/pool/updates/main/f/freeciv/freeciv-server_2.0.1-1sarge2_hppa.deb Motorola 680x0 http://security.debian.org/pool/updates/main/f/freeciv/freeciv-client-gtk_2.0.1-1sarge2_m68k.deb http://security.debian.org/pool/updates/main/f/freeciv/freeciv-client-xaw3d_2.0.1-1sarge2_m68k.deb http://security.debian.org/pool/updates/main/f/freeciv/freeciv-server_2.0.1-1sarge2_m68k.deb Big endian MIPS http://security.debian.org/pool/updates/main/f/freeciv/freeciv-client-gtk_2.0.1-1sarge2_mips.deb http://security.debian.org/pool/updates/main/f/freeciv/freeciv-client-xaw3d_2.0.1-1sarge2_mips.deb http://security.debian.org/pool/updates/main/f/freeciv/freeciv-server_2.0.1-1sarge2_mips.deb Little endian MIPS http://security.debian.org/pool/updates/main/f/freeciv/freeciv-client-gtk_2.0.1-1sarge2_mipsel.deb http://security.debian.org/pool/updates/main/f/freeciv/freeciv-client-xaw3d_2.0.1-1sarge2_mipsel.deb http://security.debian.org/pool/updates/main/f/freeciv/freeciv-server_2.0.1-1sarge2_mipsel.deb PowerPC http://security.debian.org/pool/updates/main/f/freeciv/freeciv-client-gtk_2.0.1-1sarge2_powerpc.deb http://security.debian.org/pool/updates/main/f/freeciv/freeciv-client-xaw3d_2.0.1-1sarge2_powerpc.deb http://security.debian.org/pool/updates/main/f/freeciv/freeciv-server_2.0.1-1sarge2_powerpc.deb IBM S/390 http://security.debian.org/pool/updates/main/f/freeciv/freeciv-client-gtk_2.0.1-1sarge2_s390.deb http://security.debian.org/pool/updates/main/f/freeciv/freeciv-client-xaw3d_2.0.1-1sarge2_s390.deb http://security.debian.org/pool/updates/main/f/freeciv/freeciv-server_2.0.1-1sarge2_s390.deb Sun Sparc http://security.debian.org/pool/updates/main/f/freeciv/freeciv-client-gtk_2.0.1-1sarge2_sparc.deb http://security.debian.org/pool/updates/main/f/freeciv/freeciv-client-xaw3d_2.0.1-1sarge2_sparc.deb http://security.debian.org/pool/updates/main/f/freeciv/freeciv-server_2.0.1-1sarge2_sparc.deb
Identificadores estándar
Propiedad	Valor
CVE	CVE-2006-3913
BID
Recursos adicionales
Mandriva Security Advisory (MDKSA-2006:135) http://www.mandriva.com/security/advisories?name=MDKSA-2006:135 Debian Security Advisory (DSA 1142-1) http://lists.debian.org/debian-security-announce/debian-security-announce-2006/msg00231.html