Vulnerability Bulletins |
Denegación de servicio en OpenLDAP |
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Vulnerability classification |
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| Property | Value |
| Confidence level | Oficial |
| Impact | Denegación de Servicio |
| Dificulty | Experto |
| Required attacker level | Acceso remoto sin cuenta a un servicio estandar |
System information |
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| Property | Value |
| Affected manufacturer | GNU/Linux |
| Affected software |
OpenLDAP 2.3.41 OpenLDAP 2.3.42 |
Description |
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Se ha encontrado una vulnerabilidad en OpenLDAP 2.3.41 y 2.3.42. La vulnerabilidad reside en un error en el fichero "liblber/io.c" al procesar ciertos mensajes de red. Un atacante remoto podría causar una denegación de servicio mediante datagramas "ASN.1 BER" especialmente diseñados. |
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Solution |
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Actualización de software Red Hat (RHSA-2008:0583-01) RHEL Desktop Workstation (v. 5 cliente) Red Hat Desktop (v. 4) Red Hat Enterprise Linux (v. 5 servidor) Red Hat Enterprise Linux AS (v. 4) Red Hat Enterprise Linux Desktop (v. 5 cliente) Red Hat Enterprise Linux ES (v. 4) Red Hat Enterprise Linux WS (v. 4) https://rhn.redhat.com/ Debian (DSA-1650-1) Debian Linux 4.0 Source http://security.debian.org/pool/updates/main/o/openldap2.3/openldap2.3_2.3.30.orig.tar.gz http://security.debian.org/pool/updates/main/o/openldap2.3/openldap2.3_2.3.30-5+etch2.diff.gz http://security.debian.org/pool/updates/main/o/openldap2.3/openldap2.3_2.3.30-5+etch2.dsc alpha (DEC Alpha) http://security.debian.org/pool/updates/main/o/openldap2.3/slapd_2.3.30-5+etch2_alpha.deb http://security.debian.org/pool/updates/main/o/openldap2.3/libldap-2.3-0_2.3.30-5+etch2_alpha.deb http://security.debian.org/pool/updates/main/o/openldap2.3/ldap-utils_2.3.30-5+etch2_alpha.deb amd64 (AMD x86_64 (AMD64)) http://security.debian.org/pool/updates/main/o/openldap2.3/slapd_2.3.30-5+etch2_amd64.deb http://security.debian.org/pool/updates/main/o/openldap2.3/libldap-2.3-0_2.3.30-5+etch2_amd64.deb http://security.debian.org/pool/updates/main/o/openldap2.3/ldap-utils_2.3.30-5+etch2_amd64.deb arm (ARM) http://security.debian.org/pool/updates/main/o/openldap2.3/libldap-2.3-0_2.3.30-5+etch2_arm.deb http://security.debian.org/pool/updates/main/o/openldap2.3/ldap-utils_2.3.30-5+etch2_arm.deb http://security.debian.org/pool/updates/main/o/openldap2.3/slapd_2.3.30-5+etch2_arm.deb hppa (HP PA RISC) http://security.debian.org/pool/updates/main/o/openldap2.3/libldap-2.3-0_2.3.30-5+etch2_hppa.deb http://security.debian.org/pool/updates/main/o/openldap2.3/slapd_2.3.30-5+etch2_hppa.deb http://security.debian.org/pool/updates/main/o/openldap2.3/ldap-utils_2.3.30-5+etch2_hppa.deb i386 (Intel ia32) http://security.debian.org/pool/updates/main/o/openldap2.3/libldap-2.3-0_2.3.30-5+etch2_i386.deb http://security.debian.org/pool/updates/main/o/openldap2.3/ldap-utils_2.3.30-5+etch2_i386.deb http://security.debian.org/pool/updates/main/o/openldap2.3/slapd_2.3.30-5+etch2_i386.deb ia64 (Intel ia64) http://security.debian.org/pool/updates/main/o/openldap2.3/slapd_2.3.30-5+etch2_ia64.deb http://security.debian.org/pool/updates/main/o/openldap2.3/libldap-2.3-0_2.3.30-5+etch2_ia64.deb http://security.debian.org/pool/updates/main/o/openldap2.3/ldap-utils_2.3.30-5+etch2_ia64.deb mips (MIPS (Big Endian)) http://security.debian.org/pool/updates/main/o/openldap2.3/slapd_2.3.30-5+etch2_mips.deb http://security.debian.org/pool/updates/main/o/openldap2.3/ldap-utils_2.3.30-5+etch2_mips.deb http://security.debian.org/pool/updates/main/o/openldap2.3/libldap-2.3-0_2.3.30-5+etch2_mips.deb mipsel (MIPS (Little Endian)) http://security.debian.org/pool/updates/main/o/openldap2.3/slapd_2.3.30-5+etch2_mipsel.deb http://security.debian.org/pool/updates/main/o/openldap2.3/libldap-2.3-0_2.3.30-5+etch2_mipsel.deb http://security.debian.org/pool/updates/main/o/openldap2.3/ldap-utils_2.3.30-5+etch2_mipsel.deb powerpc (PowerPC) http://security.debian.org/pool/updates/main/o/openldap2.3/slapd_2.3.30-5+etch2_powerpc.deb http://security.debian.org/pool/updates/main/o/openldap2.3/ldap-utils_2.3.30-5+etch2_powerpc.deb http://security.debian.org/pool/updates/main/o/openldap2.3/libldap-2.3-0_2.3.30-5+etch2_powerpc.deb s390 (IBM S/390) http://security.debian.org/pool/updates/main/o/openldap2.3/ldap-utils_2.3.30-5+etch2_s390.deb http://security.debian.org/pool/updates/main/o/openldap2.3/slapd_2.3.30-5+etch2_s390.deb http://security.debian.org/pool/updates/main/o/openldap2.3/libldap-2.3-0_2.3.30-5+etch2_s390.deb sparc (Sun SPARC/UltraSPARC) http://security.debian.org/pool/updates/main/o/openldap2.3/ldap-utils_2.3.30-5+etch2_sparc.deb http://security.debian.org/pool/updates/main/o/openldap2.3/libldap-2.3-0_2.3.30-5+etch2_sparc.deb http://security.debian.org/pool/updates/main/o/openldap2.3/slapd_2.3.30-5+etch2_sparc.deb Suse Linux Las actualizaciones pueden descargarse mediante YAST o del servidor FTP oficial de Suse Linux. |
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Standar resources |
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| Property | Value |
| CVE | CVE-2008-2952 |
| BID | |
Other resources |
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Red Hat Security Advisory (RHSA-2008:0583-01) https://rhn.redhat.com/errata/RHSA-2008-0583.html Debian Security Advisory (DSA-1650-1) http://lists.debian.org/debian-security-announce/2008/msg00242.html SUSE Security Advisory (SUSE-SR:2008:021) http://www.novell.com/linux/security/advisories/2008_21_sr.html |
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Version history |
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| Version | Comments | Date |
| 1.0 | Aviso emitido | 2008-07-10 |
| 1.1 | Aviso emitido por Debian (DSA-1650-1) | 2008-10-13 |
| 1.2 | Aviso emitido por Suse (SUSE-SR:2008:021) | 2008-10-21 |