int(2354)

Boletines de Vulnerabilidades


Denegación de servicio en Ruby

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 exotico

Información sobre el sistema

Propiedad Valor
Fabricante afectado GNU/Linux
Software afectado Ruby < 1.8.2

Descripción

Se ha descubierto una vulnerabilidad en Ruby versión anterior a 1.8.2. La vulnerabilidad reside en que el servidor HTTP/XMLRPC usa sockets bloqueantes.

Un atacante remoto podría causar una denegación de servicio mediante una petición especialmente diseñada.

Solución



Actualización de software

Mandriva

Corporate Server 3.0
X86
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/corporate/3.0/RPMS/ruby-1.8.1-1.5.C30mdk.i586.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/corporate/3.0/RPMS/ruby-devel-1.8.1-1.5.C30mdk.i586.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/corporate/3.0/RPMS/ruby-doc-1.8.1-1.5.C30mdk.i586.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/corporate/3.0/RPMS/ruby-tk-1.8.1-1.5.C30mdk.i586.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/corporate/3.0/SRPMS/ruby-1.8.1-1.5.C30mdk.src.rpm
X86_64
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/corporate/3.0/RPMS/ruby-1.8.1-1.5.C30mdk.x86_64.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/corporate/3.0/RPMS/ruby-devel-1.8.1-1.5.C30mdk.x86_64.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/corporate/3.0/RPMS/ruby-doc-1.8.1-1.5.C30mdk.x86_64.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/corporate/3.0/RPMS/ruby-tk-1.8.1-1.5.C30mdk.x86_64.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/corporate/3.0/SRPMS/ruby-1.8.1-1.5.C30mdk.src.rpm

Mandrivalinux LE2005
X86
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/10.2/RPMS/ruby-1.8.2-6.3.102mdk.i586.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/10.2/RPMS/ruby-devel-1.8.2-6.3.102mdk.i586.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/10.2/RPMS/ruby-doc-1.8.2-6.3.102mdk.i586.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/10.2/RPMS/ruby-tk-1.8.2-6.3.102mdk.i586.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/10.2/SRPMS/ruby-1.8.2-6.3.102mdk.src.rpm
X86_64
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/10.2/RPMS/ruby-1.8.2-6.3.102mdk.x86_64.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/10.2/RPMS/ruby-devel-1.8.2-6.3.102mdk.x86_64.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/10.2/RPMS/ruby-doc-1.8.2-6.3.102mdk.x86_64.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/10.2/RPMS/ruby-tk-1.8.2-6.3.102mdk.x86_64.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/10.2/SRPMS/ruby-1.8.2-6.3.102mdk.src.rpm

Mandrivalinux 2006
X86
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/2006.0/RPMS/ruby-1.8.2-7.2.20060mdk.i586.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/2006.0/RPMS/ruby-devel-1.8.2-7.2.20060mdk.i586.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/2006.0/RPMS/ruby-doc-1.8.2-7.2.20060mdk.i586.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/2006.0/RPMS/ruby-tk-1.8.2-7.2.20060mdk.i586.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/2006.0/SRPMS/ruby-1.8.2-7.2.20060mdk.src.rpm
X86_64
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/2006.0/RPMS/ruby-1.8.2-7.2.20060mdk.x86_64.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/2006.0/RPMS/ruby-devel-1.8.2-7.2.20060mdk.x86_64.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/2006.0/RPMS/ruby-doc-1.8.2-7.2.20060mdk.x86_64.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/2006.0/RPMS/ruby-tk-1.8.2-7.2.20060mdk.x86_64.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/2006.0/SRPMS/ruby-1.8.2-7.2.20060mdk.src.rpm

Red Hat Linux
Red Hat Desktop (v. 4)
Red Hat Enterprise Linux AS (v. 4)
Red Hat Enterprise Linux ES (v. 4)
Red Hat Enterprise Linux WS (v. 4)
https://rhn.redhat.com/

Suse Linux
Las actualizaciones pueden descargarse mediante YAST o del servidor FTP oficial de Suse Linux

Debian Linux

Debian Linux 3.1
Source
http://security.debian.org/pool/updates/main/r/ruby1.8/ruby1.8_1.8.2-7sarge4.dsc
http://security.debian.org/pool/updates/main/r/ruby1.8/ruby1.8_1.8.2-7sarge4.diff.gz
http://security.debian.org/pool/updates/main/r/ruby1.8/ruby1.8_1.8.2.orig.tar.gz
Architecture independent
http://security.debian.org/pool/updates/main/r/ruby1.8/irb1.8_1.8.2-7sarge4_all.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/rdoc1.8_1.8.2-7sarge4_all.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/ri1.8_1.8.2-7sarge4_all.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/ruby1.8-elisp_1.8.2-7sarge4_all.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/ruby1.8-examples_1.8.2-7sarge4_all.deb
Alpha
http://security.debian.org/pool/updates/main/r/ruby1.8/libdbm-ruby1.8_1.8.2-7sarge4_alpha.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libgdbm-ruby1.8_1.8.2-7sarge4_alpha.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libopenssl-ruby1.8_1.8.2-7sarge4_alpha.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libreadline-ruby1.8_1.8.2-7sarge4_alpha.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libruby1.8_1.8.2-7sarge4_alpha.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libruby1.8-dbg_1.8.2-7sarge4_alpha.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libtcltk-ruby1.8_1.8.2-7sarge4_alpha.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/ruby1.8_1.8.2-7sarge4_alpha.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/ruby1.8-dev_1.8.2-7sarge4_alpha.deb
AMD64
http://security.debian.org/pool/updates/main/r/ruby1.8/libdbm-ruby1.8_1.8.2-7sarge4_amd64.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libgdbm-ruby1.8_1.8.2-7sarge4_amd64.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libopenssl-ruby1.8_1.8.2-7sarge4_amd64.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libreadline-ruby1.8_1.8.2-7sarge4_amd64.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libruby1.8_1.8.2-7sarge4_amd64.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libruby1.8-dbg_1.8.2-7sarge4_amd64.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libtcltk-ruby1.8_1.8.2-7sarge4_amd64.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/ruby1.8_1.8.2-7sarge4_amd64.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/ruby1.8-dev_1.8.2-7sarge4_amd64.deb
ARM
http://security.debian.org/pool/updates/main/r/ruby1.8/libdbm-ruby1.8_1.8.2-7sarge4_arm.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libgdbm-ruby1.8_1.8.2-7sarge4_arm.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libopenssl-ruby1.8_1.8.2-7sarge4_arm.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libreadline-ruby1.8_1.8.2-7sarge4_arm.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libruby1.8_1.8.2-7sarge4_arm.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libruby1.8-dbg_1.8.2-7sarge4_arm.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libtcltk-ruby1.8_1.8.2-7sarge4_arm.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/ruby1.8_1.8.2-7sarge4_arm.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/ruby1.8-dev_1.8.2-7sarge4_arm.deb
Intel IA-32
http://security.debian.org/pool/updates/main/r/ruby1.8/libdbm-ruby1.8_1.8.2-7sarge4_i386.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libgdbm-ruby1.8_1.8.2-7sarge4_i386.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libopenssl-ruby1.8_1.8.2-7sarge4_i386.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libreadline-ruby1.8_1.8.2-7sarge4_i386.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libruby1.8_1.8.2-7sarge4_i386.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libruby1.8-dbg_1.8.2-7sarge4_i386.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libtcltk-ruby1.8_1.8.2-7sarge4_i386.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/ruby1.8_1.8.2-7sarge4_i386.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/ruby1.8-dev_1.8.2-7sarge4_i386.deb
Intel IA-64
http://security.debian.org/pool/updates/main/r/ruby1.8/libdbm-ruby1.8_1.8.2-7sarge4_ia64.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libgdbm-ruby1.8_1.8.2-7sarge4_ia64.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libopenssl-ruby1.8_1.8.2-7sarge4_ia64.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libreadline-ruby1.8_1.8.2-7sarge4_ia64.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libruby1.8_1.8.2-7sarge4_ia64.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libruby1.8-dbg_1.8.2-7sarge4_ia64.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libtcltk-ruby1.8_1.8.2-7sarge4_ia64.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/ruby1.8_1.8.2-7sarge4_ia64.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/ruby1.8-dev_1.8.2-7sarge4_ia64.deb
HP Precision
http://security.debian.org/pool/updates/main/r/ruby1.8/libdbm-ruby1.8_1.8.2-7sarge4_hppa.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libgdbm-ruby1.8_1.8.2-7sarge4_hppa.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libopenssl-ruby1.8_1.8.2-7sarge4_hppa.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libreadline-ruby1.8_1.8.2-7sarge4_hppa.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libruby1.8_1.8.2-7sarge4_hppa.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libruby1.8-dbg_1.8.2-7sarge4_hppa.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libtcltk-ruby1.8_1.8.2-7sarge4_hppa.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/ruby1.8_1.8.2-7sarge4_hppa.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/ruby1.8-dev_1.8.2-7sarge4_hppa.deb
Motorola 680x0
http://security.debian.org/pool/updates/main/r/ruby1.8/libdbm-ruby1.8_1.8.2-7sarge4_m68k.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libgdbm-ruby1.8_1.8.2-7sarge4_m68k.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libopenssl-ruby1.8_1.8.2-7sarge4_m68k.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libreadline-ruby1.8_1.8.2-7sarge4_m68k.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libruby1.8_1.8.2-7sarge4_m68k.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libruby1.8-dbg_1.8.2-7sarge4_m68k.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libtcltk-ruby1.8_1.8.2-7sarge4_m68k.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/ruby1.8_1.8.2-7sarge4_m68k.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/ruby1.8-dev_1.8.2-7sarge4_m68k.deb
Big endian MIPS
http://security.debian.org/pool/updates/main/r/ruby1.8/libdbm-ruby1.8_1.8.2-7sarge4_mips.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libgdbm-ruby1.8_1.8.2-7sarge4_mips.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libopenssl-ruby1.8_1.8.2-7sarge4_mips.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libreadline-ruby1.8_1.8.2-7sarge4_mips.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libruby1.8_1.8.2-7sarge4_mips.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libruby1.8-dbg_1.8.2-7sarge4_mips.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libtcltk-ruby1.8_1.8.2-7sarge4_mips.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/ruby1.8_1.8.2-7sarge4_mips.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/ruby1.8-dev_1.8.2-7sarge4_mips.deb
Little endian MIPS
http://security.debian.org/pool/updates/main/r/ruby1.8/libdbm-ruby1.8_1.8.2-7sarge4_mipsel.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libgdbm-ruby1.8_1.8.2-7sarge4_mipsel.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libopenssl-ruby1.8_1.8.2-7sarge4_mipsel.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libreadline-ruby1.8_1.8.2-7sarge4_mipsel.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libruby1.8_1.8.2-7sarge4_mipsel.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libruby1.8-dbg_1.8.2-7sarge4_mipsel.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libtcltk-ruby1.8_1.8.2-7sarge4_mipsel.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/ruby1.8_1.8.2-7sarge4_mipsel.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/ruby1.8-dev_1.8.2-7sarge4_mipsel.deb
PowerPC
http://security.debian.org/pool/updates/main/r/ruby1.8/libdbm-ruby1.8_1.8.2-7sarge4_powerpc.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libgdbm-ruby1.8_1.8.2-7sarge4_powerpc.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libopenssl-ruby1.8_1.8.2-7sarge4_powerpc.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libreadline-ruby1.8_1.8.2-7sarge4_powerpc.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libruby1.8_1.8.2-7sarge4_powerpc.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libruby1.8-dbg_1.8.2-7sarge4_powerpc.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libtcltk-ruby1.8_1.8.2-7sarge4_powerpc.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/ruby1.8_1.8.2-7sarge4_powerpc.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/ruby1.8-dev_1.8.2-7sarge4_powerpc.deb
IBM S/390
http://security.debian.org/pool/updates/main/r/ruby1.8/libdbm-ruby1.8_1.8.2-7sarge4_s390.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libgdbm-ruby1.8_1.8.2-7sarge4_s390.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libopenssl-ruby1.8_1.8.2-7sarge4_s390.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libreadline-ruby1.8_1.8.2-7sarge4_s390.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libruby1.8_1.8.2-7sarge4_s390.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libruby1.8-dbg_1.8.2-7sarge4_s390.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libtcltk-ruby1.8_1.8.2-7sarge4_s390.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/ruby1.8_1.8.2-7sarge4_s390.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/ruby1.8-dev_1.8.2-7sarge4_s390.deb
Sun Sparc
http://security.debian.org/pool/updates/main/r/ruby1.8/libdbm-ruby1.8_1.8.2-7sarge4_sparc.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libgdbm-ruby1.8_1.8.2-7sarge4_sparc.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libopenssl-ruby1.8_1.8.2-7sarge4_sparc.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libreadline-ruby1.8_1.8.2-7sarge4_sparc.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libruby1.8_1.8.2-7sarge4_sparc.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libruby1.8-dbg_1.8.2-7sarge4_sparc.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/libtcltk-ruby1.8_1.8.2-7sarge4_sparc.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/ruby1.8_1.8.2-7sarge4_sparc.deb
http://security.debian.org/pool/updates/main/r/ruby1.8/ruby1.8-dev_1.8.2-7sarge4_sparc.deb

Identificadores estándar

Propiedad Valor
CVE CVE-2006-1931
BID

Recursos adicionales

Mandriva Security Advisory (MDKSA-2006:079)
http://wwwnew.mandriva.com/security/advisories?name=MDKSA-2006:079

Red Hat Security Advisory RHSA-2006:0427-2
https://rhn.redhat.com/errata/RHSA-2006-0427.html

SUSE Security Advisory (SUSE-SR:2006:012)
http://www.novell.com/linux/security/advisories/2006-06-02.html

Debian Security Advisory DSA 1157-1
http://lists.debian.org/debian-security-announce/debian-security-announce-2006/msg00247.html

Histórico de versiones

Versión Comentario Fecha
1.0 Aviso emitido 2006-04-26
1.1 Aviso emitido por Red Hat (RHSA-2006:0427-2) 2006-05-10
1.2 Aviso emitido por Suse (SUSE-SR:2006:012) 2006-06-06
1.3 Aviso emitido por Debian (DSA 1157-1) 2006-08-28

Miembros de

Ministerio de Defensa
CNI
CCN
CCN-CERT