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Boletines de Vulnerabilidades


Ejecución de código arbitrario en mod_auth_pgsql

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 Apache mod_auth_pgsql < 2.0.3

Descripción

Se ha descubierto una vulnerabilidad en mod_auth_pgsql anterior a la versión 2.0.3 para Apache. La vulnerabilidad reside en múltiples bugs de formato en el sistema de logs de información cuando se utiliza este módulo para autenticación de usuarios.

Un atacante remoto podría ejecutar código arbitrario como el usuario "apache".

Solución



Actualización de software

Red Hat
Red Hat Desktop (v. 3)
Red Hat Desktop (v. 4)
Red Hat Enterprise Linux AS (v. 3)
Red Hat Enterprise Linux AS (v. 4)
Red Hat Enterprise Linux ES (v. 3)
Red Hat Enterprise Linux ES (v. 4)
Red Hat Enterprise Linux WS (v. 3)
Red Hat Enterprise Linux WS (v. 4)
https://rhn.redhat.com/

Mandriva

Mandrakelinux 10.1
X86
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/10.1/RPMS/apache2-mod_auth_pgsql-2.0.50_2.0.2b1-3.1.101mdk.i586.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/10.1/SRPMS/apache2-mod_auth_pgsql-2.0.50_2.0.2b1-3.1.101mdk.src.rpm
X86_64
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/10.1/RPMS/apache2-mod_auth_pgsql-2.0.50_2.0.2b1-3.1.101mdk.x86_64.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/10.1/SRPMS/apache2-mod_auth_pgsql-2.0.50_2.0.2b1-3.1.101mdk.src.rpm

Mandrivalinux LE2005
X86
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/10.2/RPMS/apache2-mod_auth_pgsql-2.0.53_2.0.2b1-6.1.102mdk.i586.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/10.2/SRPMS/apache2-mod_auth_pgsql-2.0.53_2.0.2b1-6.1.102mdk.src.rpm
X86_64
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/10.2/RPMS/apache2-mod_auth_pgsql-2.0.53_2.0.2b1-6.1.102mdk.x86_64.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/10.2/SRPMS/apache2-mod_auth_pgsql-2.0.53_2.0.2b1-6.1.102mdk.src.rpm

Mandrivalinux 2006
X86
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/2006.0/RPMS/apache-mod_auth_pgsql-2.0.54_2.0.2b1-3.1.20060mdk.i586.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/2006.0/SRPMS/apache-mod_auth_pgsql-2.0.54_2.0.2b1-3.1.20060mdk.src.rpm
X86_64
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/2006.0/RPMS/apache-mod_auth_pgsql-2.0.54_2.0.2b1-3.1.20060mdk.x86_64.rpm
ftp://ftp.ps.pl/mirrors/Mandrakelinux/official/updates/x86_64/2006.0/SRPMS/apache-mod_auth_pgsql-2.0.54_2.0.2b1-3.1.20060mdk.src.rpm

Debian

Debian Linux 3.1
Source
http://security.debian.org/pool/updates/main/liba/libapache2-mod-auth-pgsql/libapache2-mod-auth-pgsql_2.0.2b1-5sarge0.dsc
http://security.debian.org/pool/updates/main/liba/libapache2-mod-auth-pgsql/libapache2-mod-auth-pgsql_2.0.2b1-5sarge0.diff.gz
http://security.debian.org/pool/updates/main/liba/libapache2-mod-auth-pgsql/libapache2-mod-auth-pgsql_2.0.2b1.orig.tar.gz
Alpha
http://security.debian.org/pool/updates/main/liba/libapache2-mod-auth-pgsql/libapache2-mod-auth-pgsql_2.0.2b1-5sarge0_alpha.deb
AMD64
http://security.debian.org/pool/updates/main/liba/libapache2-mod-auth-pgsql/libapache2-mod-auth-pgsql_2.0.2b1-5sarge0_amd64.deb
ARM
http://security.debian.org/pool/updates/main/liba/libapache2-mod-auth-pgsql/libapache2-mod-auth-pgsql_2.0.2b1-5sarge0_arm.deb
Intel IA-32
http://security.debian.org/pool/updates/main/liba/libapache2-mod-auth-pgsql/libapache2-mod-auth-pgsql_2.0.2b1-5sarge0_i386.deb
Intel IA-64
http://security.debian.org/pool/updates/main/liba/libapache2-mod-auth-pgsql/libapache2-mod-auth-pgsql_2.0.2b1-5sarge0_ia64.deb
HP Precision
http://security.debian.org/pool/updates/main/liba/libapache2-mod-auth-pgsql/libapache2-mod-auth-pgsql_2.0.2b1-5sarge0_hppa.deb
Motorola 680x0
http://security.debian.org/pool/updates/main/liba/libapache2-mod-auth-pgsql/libapache2-mod-auth-pgsql_2.0.2b1-5sarge0_m68k.deb
Big endian MIPS
http://security.debian.org/pool/updates/main/liba/libapache2-mod-auth-pgsql/libapache2-mod-auth-pgsql_2.0.2b1-5sarge0_mips.deb
Little endian MIPS
http://security.debian.org/pool/updates/main/liba/libapache2-mod-auth-pgsql/libapache2-mod-auth-pgsql_2.0.2b1-5sarge0_mipsel.deb
PowerPC
http://security.debian.org/pool/updates/main/liba/libapache2-mod-auth-pgsql/libapache2-mod-auth-pgsql_2.0.2b1-5sarge0_powerpc.deb
IBM S/390
http://security.debian.org/pool/updates/main/liba/libapache2-mod-auth-pgsql/libapache2-mod-auth-pgsql_2.0.2b1-5sarge0_s390.deb
Sun Sparc
http://security.debian.org/pool/updates/main/liba/libapache2-mod-auth-pgsql/libapache2-mod-auth-pgsql_2.0.2b1-5sarge0_sparc.deb

SGI
Advanced Linux Environment 3 / RPM / Patch 10258
ftp://oss.sgi.com/projects/sgi_propack/download/3/updates/RPMS
Advanced Linux Environment 3 / SRPM / Patch 10258
ftp://oss.sgi.com/projects/sgi_propack/download/3/updates/SRPMS

Identificadores estándar

Propiedad Valor
CVE CVE-2005-3656
BID

Recursos adicionales

Red Hat Security Advisory (RHSA-2006:0164-7)
https://rhn.redhat.com/errata/RHSA-2006-0164.html

Mandriva Security Advisory (MDKSA-2006:009)
http://www.mandriva.com/security/advisories?name=MDKSA-2006:009

Debian Security Advisory (DSA 935-1)
http://lists.debian.org/debian-security-announce/debian-security-announce-2006/msg00007.html

SGI Security Advisory (20060101-01-U)
ftp://patches.sgi.com/support/free/security/advisories/20060101-01-U.asc

Histórico de versiones

Versión Comentario Fecha
1.0 Aviso emitido 2006-01-09
1.1 Aviso emitido por Debian (DSA 935-1) 2006-01-11
1.2 Aviso emitido por SGI (20060101-01-U) 2006-01-19

Miembros de

Ministerio de Defensa
CNI
CCN
CCN-CERT