int(2108)

Boletines de Vulnerabilidades


Ejecución de código arbitrario en el módulo de Apache auth_ldap

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 auth_ldap

Descripción

Se ha descubierto una vulnerabilidad en el módulo de Apache auth_ldap. La vulnerabilidad reside en múltiples bugs de formato en el sistema de registro de información (logs) cuando se utiliza este módulo para autenticación de usuarios.

La explotación de esta vulnerabilidad podría permitir a un atacante remoto ejecutar código arbitrario con privilegios del usuario "apache".

Solución



Actualización de software

Red Hat
Red Hat Enterprise Linux AS (v. 2.1)
Red Hat Enterprise Linux ES (v. 2.1)
Red Hat Enterprise Linux WS (v. 2.1)
Red Hat Linux Advanced Workstation 2.1 for the Itanium Processor
https://rhn.redhat.com/

Mandriva

Corporate Server 2.1
X86
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/corporate/2.1/RPMS/mod_auth_ldap-1.6.1-1.2.C21mdk.i586.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/corporate/2.1/SRPMS/auth_ldap-1.6.1-1.2.C21mdk.src.rpm
X86_64
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/corporate/2.1/RPMS/mod_auth_ldap-1.6.1-1.2.C21mdk.x86_64.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/corporate/2.1/SRPMS/auth_ldap-1.6.1-1.2.C21mdk.src.rpm

Debian Linux

Debian Linux 3.0
Source
http://security.debian.org/pool/updates/main/liba/libapache-auth-ldap/libapache-auth-ldap_1.6.0-3.1.dsc
http://security.debian.org/pool/updates/main/liba/libapache-auth-ldap/libapache-auth-ldap_1.6.0-3.1.diff.gz
http://security.debian.org/pool/updates/main/liba/libapache-auth-ldap/libapache-auth-ldap_1.6.0.orig.tar.gz
Alpha
http://security.debian.org/pool/updates/main/liba/libapache-auth-ldap/libapache-auth-ldap_1.6.0-3.1_alpha.deb
ARM
http://security.debian.org/pool/updates/main/liba/libapache-auth-ldap/libapache-auth-ldap_1.6.0-3.1_arm.deb
Intel IA-32
http://security.debian.org/pool/updates/main/liba/libapache-auth-ldap/libapache-auth-ldap_1.6.0-3.1_i386.deb
Intel IA-64
http://security.debian.org/pool/updates/main/liba/libapache-auth-ldap/libapache-auth-ldap_1.6.0-3.1_ia64.deb
HP Precision
http://security.debian.org/pool/updates/main/liba/libapache-auth-ldap/libapache-auth-ldap_1.6.0-3.1_hppa.deb
Motorola 680x0
http://security.debian.org/pool/updates/main/liba/libapache-auth-ldap/libapache-auth-ldap_1.6.0-3.1_m68k.deb
Big endian MIPS
http://security.debian.org/pool/updates/main/liba/libapache-auth-ldap/libapache-auth-ldap_1.6.0-3.1_mips.deb
Little endian MIPS
http://security.debian.org/pool/updates/main/liba/libapache-auth-ldap/libapache-auth-ldap_1.6.0-3.1_mipsel.deb
PowerPC
http://security.debian.org/pool/updates/main/liba/libapache-auth-ldap/libapache-auth-ldap_1.6.0-3.1_powerpc.deb
IBM S/390
http://security.debian.org/pool/updates/main/liba/libapache-auth-ldap/libapache-auth-ldap_1.6.0-3.1_s390.deb
Sun Sparc
http://security.debian.org/pool/updates/main/liba/libapache-auth-ldap/libapache-auth-ldap_1.6.0-3.1_sparc.deb

Debian Linux 3.1
Source
http://security.debian.org/pool/updates/main/liba/libapache-auth-ldap/libapache-auth-ldap_1.6.0-8.1.dsc
http://security.debian.org/pool/updates/main/liba/libapache-auth-ldap/libapache-auth-ldap_1.6.0-8.1.diff.gz
http://security.debian.org/pool/updates/main/liba/libapache-auth-ldap/libapache-auth-ldap_1.6.0.orig.tar.gz
Alpha
http://security.debian.org/pool/updates/main/liba/libapache-auth-ldap/libapache-auth-ldap_1.6.0-8.1_alpha.deb
AMD64
http://security.debian.org/pool/updates/main/liba/libapache-auth-ldap/libapache-auth-ldap_1.6.0-8.1_amd64.deb
ARM
http://security.debian.org/pool/updates/main/liba/libapache-auth-ldap/libapache-auth-ldap_1.6.0-8.1_arm.deb
Intel IA-32
http://security.debian.org/pool/updates/main/liba/libapache-auth-ldap/libapache-auth-ldap_1.6.0-8.1_i386.deb
Intel IA-64
http://security.debian.org/pool/updates/main/liba/libapache-auth-ldap/libapache-auth-ldap_1.6.0-8.1_ia64.deb
HP Precision
http://security.debian.org/pool/updates/main/liba/libapache-auth-ldap/libapache-auth-ldap_1.6.0-8.1_hppa.deb
Motorola 680x0
http://security.debian.org/pool/updates/main/liba/libapache-auth-ldap/libapache-auth-ldap_1.6.0-8.1_m68k.deb
Big endian MIPS
http://security.debian.org/pool/updates/main/liba/libapache-auth-ldap/libapache-auth-ldap_1.6.0-8.1_mips.deb
Little endian MIPS
http://security.debian.org/pool/updates/main/liba/libapache-auth-ldap/libapache-auth-ldap_1.6.0-8.1_mipsel.deb
PowerPC
http://security.debian.org/pool/updates/main/liba/libapache-auth-ldap/libapache-auth-ldap_1.6.0-8.1_powerpc.deb
IBM S/390
http://security.debian.org/pool/updates/main/liba/libapache-auth-ldap/libapache-auth-ldap_1.6.0-8.1_s390.deb
Sun Sparc
http://security.debian.org/pool/updates/main/liba/libapache-auth-ldap/libapache-auth-ldap_1.6.0-8.1_sparc.deb

Identificadores estándar

Propiedad Valor
CVE CVE-2006-0150
BID

Recursos adicionales

Red Hat Security Advisory (RHSA-2006:0179-7)
https://rhn.redhat.com/errata/RHSA-2006-0179.html

Mandriva Security Advisory (MDKSA-2006:017)
http://wwwnew.mandriva.com/security/advisories?name=MDKSA-2006:017

Debian Security Advisory DSA 952-1
http://lists.debian.org/debian-security-announce/debian-security-announce-2006/msg00025.html

Histórico de versiones

Versión Comentario Fecha
1.0 Aviso emitido 2006-01-12
1.1 Aviso emitido por Mandriva (MDKSA-2006:017) 2006-01-20
1.2 Aviso emitido por Debian (DSA 952-1) 2006-01-24

Miembros de

Ministerio de Defensa
CNI
CCN
CCN-CERT