Obtención de claves criptográficas en OpenSSl de Debian
|
Clasificación de la vulnerabilidad
|
Propiedad |
Valor |
Nivel de Confianza |
Oficial |
Impacto |
Confidencialidad |
Dificultad |
Principiante |
Requerimientos del atacante |
Acceso remoto sin cuenta a un servicio estandar |
Información sobre el sistema
|
Propiedad |
Valor |
Fabricante afectado |
GNU/Linux |
Software afectado |
OpenSSL 0.9.8c-1 - 0.9.8g-9 / Debian
OpenSSH |
Descripción
|
Se ha descubierto una vulnerabilidad en OpenSSL 0.9.8c-1 hasta la versión 0.9.8g-9 en Debian. La vulnerabilidad reside en un error de diseño al utilizar un generador de números aleatorios que genera números predecibles.
Un atacante remoto podría obtener claves criptográficas (SSH, OpenVPN, DNSSEC, X.509 y SSL/TLS) mediante un ataque de fuerza bruta.
Existe un exploit público disponible. |
Solución
|
Actualización de software
Debian (DSA-1571-1)
Debian Linux 4.0
Source
http://security.debian.org/pool/updates/main/o/openssl/openssl_0.9.8c-4etch3.dsc
http://security.debian.org/pool/updates/main/o/openssl/openssl_0.9.8c.orig.tar.gz
http://security.debian.org/pool/updates/main/o/openssl/openssl_0.9.8c-4etch3.diff.gz
alpha (DEC Alpha)
http://security.debian.org/pool/updates/main/o/openssl/openssl_0.9.8c-4etch3_alpha.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8-dbg_0.9.8c-4etch3_alpha.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8_0.9.8c-4etch3_alpha.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl-dev_0.9.8c-4etch3_alpha.deb
http://security.debian.org/pool/updates/main/o/openssl/libcrypto0.9.8-udeb_0.9.8c-4etch3_alpha.udeb
amd64 (AMD x86_64 (AMD64))
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8-dbg_0.9.8c-4etch3_amd64.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8_0.9.8c-4etch3_amd64.deb
http://security.debian.org/pool/updates/main/o/openssl/openssl_0.9.8c-4etch3_amd64.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl-dev_0.9.8c-4etch3_amd64.deb
http://security.debian.org/pool/updates/main/o/openssl/libcrypto0.9.8-udeb_0.9.8c-4etch3_amd64.udeb
arm (ARM)
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8-dbg_0.9.8c-4etch3_arm.deb
http://security.debian.org/pool/updates/main/o/openssl/libcrypto0.9.8-udeb_0.9.8c-4etch3_arm.udeb
http://security.debian.org/pool/updates/main/o/openssl/libssl-dev_0.9.8c-4etch3_arm.deb
http://security.debian.org/pool/updates/main/o/openssl/openssl_0.9.8c-4etch3_arm.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8_0.9.8c-4etch3_arm.deb
hppa (HP PA RISC)
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8-dbg_0.9.8c-4etch3_hppa.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl-dev_0.9.8c-4etch3_hppa.deb
http://security.debian.org/pool/updates/main/o/openssl/openssl_0.9.8c-4etch3_hppa.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8_0.9.8c-4etch3_hppa.deb
http://security.debian.org/pool/updates/main/o/openssl/libcrypto0.9.8-udeb_0.9.8c-4etch3_hppa.udeb
i386 (Intel ia32)
http://security.debian.org/pool/updates/main/o/openssl/libssl-dev_0.9.8c-4etch3_i386.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8-dbg_0.9.8c-4etch3_i386.deb
http://security.debian.org/pool/updates/main/o/openssl/openssl_0.9.8c-4etch3_i386.deb
http://security.debian.org/pool/updates/main/o/openssl/libcrypto0.9.8-udeb_0.9.8c-4etch3_i386.udeb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8_0.9.8c-4etch3_i386.deb
ia64 (Intel ia64)
http://security.debian.org/pool/updates/main/o/openssl/libcrypto0.9.8-udeb_0.9.8c-4etch3_ia64.udeb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8_0.9.8c-4etch3_ia64.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl-dev_0.9.8c-4etch3_ia64.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8-dbg_0.9.8c-4etch3_ia64.deb
http://security.debian.org/pool/updates/main/o/openssl/openssl_0.9.8c-4etch3_ia64.deb
mips (MIPS (Big Endian))
http://security.debian.org/pool/updates/main/o/openssl/openssl_0.9.8c-4etch3_mips.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl-dev_0.9.8c-4etch3_mips.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8-dbg_0.9.8c-4etch3_mips.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8_0.9.8c-4etch3_mips.deb
http://security.debian.org/pool/updates/main/o/openssl/libcrypto0.9.8-udeb_0.9.8c-4etch3_mips.udeb
mipsel (MIPS (Little Endian))
http://security.debian.org/pool/updates/main/o/openssl/libcrypto0.9.8-udeb_0.9.8c-4etch3_mipsel.udeb
http://security.debian.org/pool/updates/main/o/openssl/openssl_0.9.8c-4etch3_mipsel.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl-dev_0.9.8c-4etch3_mipsel.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8_0.9.8c-4etch3_mipsel.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8-dbg_0.9.8c-4etch3_mipsel.deb
powerpc (PowerPC)
http://security.debian.org/pool/updates/main/o/openssl/openssl_0.9.8c-4etch3_powerpc.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8_0.9.8c-4etch3_powerpc.deb
http://security.debian.org/pool/updates/main/o/openssl/libcrypto0.9.8-udeb_0.9.8c-4etch3_powerpc.udeb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8-dbg_0.9.8c-4etch3_powerpc.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl-dev_0.9.8c-4etch3_powerpc.deb
s390 (IBM S/390)
http://security.debian.org/pool/updates/main/o/openssl/libcrypto0.9.8-udeb_0.9.8c-4etch3_s390.udeb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8-dbg_0.9.8c-4etch3_s390.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8_0.9.8c-4etch3_s390.deb
http://security.debian.org/pool/updates/main/o/openssl/openssl_0.9.8c-4etch3_s390.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl-dev_0.9.8c-4etch3_s390.deb
sparc (Sun SPARC/UltraSPARC)
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8-dbg_0.9.8c-4etch3_sparc.deb
http://security.debian.org/pool/updates/main/o/openssl/libcrypto0.9.8-udeb_0.9.8c-4etch3_sparc.udeb
http://security.debian.org/pool/updates/main/o/openssl/openssl_0.9.8c-4etch3_sparc.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl-dev_0.9.8c-4etch3_sparc.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8_0.9.8c-4etch3_sparc.deb
Debian (DSA-1576-2)
Debian Linux 4.0
Source
http://security.debian.org/pool/updates/main/o/openssh/openssh_4.3p2-9etch2.dsc
http://security.debian.org/pool/updates/main/o/openssh/openssh_4.3p2.orig.tar.gz
http://security.debian.org/pool/updates/main/o/openssh/openssh_4.3p2-9etch2.diff.gz
Arquitectura independiente
http://security.debian.org/pool/updates/main/o/openssh/ssh-krb5_4.3p2-9etch2_all.deb
http://security.debian.org/pool/updates/main/o/openssh/ssh_4.3p2-9etch2_all.deb
alpha (DEC Alpha)
http://security.debian.org/pool/updates/main/o/openssh/ssh-askpass-gnome_4.3p2-9etch2_alpha.deb
http://security.debian.org/pool/updates/main/o/openssh/openssh-client_4.3p2-9etch2_alpha.deb
http://security.debian.org/pool/updates/main/o/openssh/openssh-server-udeb_4.3p2-9etch2_alpha.udeb
http://security.debian.org/pool/updates/main/o/openssh/openssh-server_4.3p2-9etch2_alpha.deb
http://security.debian.org/pool/updates/main/o/openssh/openssh-client-udeb_4.3p2-9etch2_alpha.udeb
amd64 (AMD x86_64 (AMD64))
http://security.debian.org/pool/updates/main/o/openssh/ssh-askpass-gnome_4.3p2-9etch2_amd64.deb
http://security.debian.org/pool/updates/main/o/openssh/openssh-client_4.3p2-9etch2_amd64.deb
http://security.debian.org/pool/updates/main/o/openssh/openssh-server_4.3p2-9etch2_amd64.deb
http://security.debian.org/pool/updates/main/o/openssh/openssh-server-udeb_4.3p2-9etch2_amd64.udeb
http://security.debian.org/pool/updates/main/o/openssh/openssh-client-udeb_4.3p2-9etch2_amd64.udeb
arm (ARM)
http://security.debian.org/pool/updates/main/o/openssh/openssh-server_4.3p2-9etch2_arm.deb
http://security.debian.org/pool/updates/main/o/openssh/ssh-askpass-gnome_4.3p2-9etch2_arm.deb
http://security.debian.org/pool/updates/main/o/openssh/openssh-client_4.3p2-9etch2_arm.deb
http://security.debian.org/pool/updates/main/o/openssh/openssh-server-udeb_4.3p2-9etch2_arm.udeb
http://security.debian.org/pool/updates/main/o/openssh/openssh-client-udeb_4.3p2-9etch2_arm.udeb
hppa (HP PA RISC)
http://security.debian.org/pool/updates/main/o/openssh/openssh-client-udeb_4.3p2-9etch2_hppa.udeb
http://security.debian.org/pool/updates/main/o/openssh/openssh-client_4.3p2-9etch2_hppa.deb
http://security.debian.org/pool/updates/main/o/openssh/ssh-askpass-gnome_4.3p2-9etch2_hppa.deb
http://security.debian.org/pool/updates/main/o/openssh/openssh-server-udeb_4.3p2-9etch2_hppa.udeb
http://security.debian.org/pool/updates/main/o/openssh/openssh-server_4.3p2-9etch2_hppa.deb
i386 (Intel ia32)
http://security.debian.org/pool/updates/main/o/openssh/openssh-server_4.3p2-9etch2_i386.deb
http://security.debian.org/pool/updates/main/o/openssh/openssh-server-udeb_4.3p2-9etch2_i386.udeb
http://security.debian.org/pool/updates/main/o/openssh/ssh-askpass-gnome_4.3p2-9etch2_i386.deb
http://security.debian.org/pool/updates/main/o/openssh/openssh-client_4.3p2-9etch2_i386.deb
http://security.debian.org/pool/updates/main/o/openssh/openssh-client-udeb_4.3p2-9etch2_i386.udeb
ia64 (Intel ia64)
http://security.debian.org/pool/updates/main/o/openssh/openssh-client-udeb_4.3p2-9etch2_ia64.udeb
http://security.debian.org/pool/updates/main/o/openssh/ssh-askpass-gnome_4.3p2-9etch2_ia64.deb
http://security.debian.org/pool/updates/main/o/openssh/openssh-server_4.3p2-9etch2_ia64.deb
http://security.debian.org/pool/updates/main/o/openssh/openssh-server-udeb_4.3p2-9etch2_ia64.udeb
http://security.debian.org/pool/updates/main/o/openssh/openssh-client_4.3p2-9etch2_ia64.deb
mipsel (MIPS (Little Endian))
http://security.debian.org/pool/updates/main/o/openssh/openssh-client-udeb_4.3p2-9etch2_mipsel.udeb
http://security.debian.org/pool/updates/main/o/openssh/openssh-server_4.3p2-9etch2_mipsel.deb
http://security.debian.org/pool/updates/main/o/openssh/openssh-server-udeb_4.3p2-9etch2_mipsel.udeb
http://security.debian.org/pool/updates/main/o/openssh/ssh-askpass-gnome_4.3p2-9etch2_mipsel.deb
http://security.debian.org/pool/updates/main/o/openssh/openssh-client_4.3p2-9etch2_mipsel.deb
powerpc (PowerPC)
http://security.debian.org/pool/updates/main/o/openssh/openssh-client-udeb_4.3p2-9etch2_powerpc.udeb
http://security.debian.org/pool/updates/main/o/openssh/ssh-askpass-gnome_4.3p2-9etch2_powerpc.deb
http://security.debian.org/pool/updates/main/o/openssh/openssh-client_4.3p2-9etch2_powerpc.deb
http://security.debian.org/pool/updates/main/o/openssh/openssh-server-udeb_4.3p2-9etch2_powerpc.udeb
http://security.debian.org/pool/updates/main/o/openssh/openssh-server_4.3p2-9etch2_powerpc.deb
s390 (IBM S/390)
http://security.debian.org/pool/updates/main/o/openssh/openssh-client-udeb_4.3p2-9etch2_s390.udeb
http://security.debian.org/pool/updates/main/o/openssh/openssh-server-udeb_4.3p2-9etch2_s390.udeb
http://security.debian.org/pool/updates/main/o/openssh/openssh-client_4.3p2-9etch2_s390.deb
http://security.debian.org/pool/updates/main/o/openssh/ssh-askpass-gnome_4.3p2-9etch2_s390.deb
http://security.debian.org/pool/updates/main/o/openssh/openssh-server_4.3p2-9etch2_s390.deb
sparc (Sun SPARC/UltraSPARC)
http://security.debian.org/pool/updates/main/o/openssh/openssh-server-udeb_4.3p2-9etch2_sparc.udeb
http://security.debian.org/pool/updates/main/o/openssh/openssh-client_4.3p2-9etch2_sparc.deb
http://security.debian.org/pool/updates/main/o/openssh/ssh-askpass-gnome_4.3p2-9etch2_sparc.deb
http://security.debian.org/pool/updates/main/o/openssh/openssh-client-udeb_4.3p2-9etch2_sparc.udeb
http://security.debian.org/pool/updates/main/o/openssh/openssh-server_4.3p2-9etch2_sparc.deb |
Identificadores estándar
|
Propiedad |
Valor |
CVE |
CVE-2008-0166 |
BID |
29179 |
Recursos adicionales
|
Debian Security Advisory (DSA-1571-1)
http://lists.debian.org/debian-security-announce/2008/msg00152.html
Debian Security Advisory (DSA-1576-1)
http://lists.debian.org/debian-security-announce/2008/msg00153.html
Debian Security Advisory (DSA-1576-2)
http://lists.debian.org/debian-security-announce/2008/msg00155.html |
Histórico de versiones
|
Versión |
Comentario |
Fecha |
1.0
|
Aviso emitido
|
2008-05-14
|
1.1
|
Aviso actualizado por Debian (DSA-1576-2)
|
2008-05-19
|