Miembros de
Boletines de Vulnerabilidades |
Denegación de servicio en openSwan |
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Clasificación de la vulnerabilidad |
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| Propiedad | Valor |
| Nivel de Confianza | Oficial |
| Impacto | Denegación de Servicio |
| Dificultad | Experto |
| Requerimientos del atacante | Acceso remoto sin cuenta a un servicio estandar |
Información sobre el sistema |
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| Propiedad | Valor |
| Fabricante afectado | GNU/Linux |
| Software afectado |
openSwan 2.6 < 2.6.22 openSwan 2.4 < 2.4.15 |
Descripción |
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Se ha descubierto una vulnerabilidad en Openswan. La vulnerabilidad reside en un error en el parseador ASN.1 en "pluto/asn1.c", "libstrongswan/asn1/asn1.c" y "libstrongswan/asn1/asn1_parser.c" Un atacante remoto podría causar una denegación de servicio mediante un certificado X.509 con los campos "Relative Distinguised Names", "UTCTIME" y "GENERALIZEDTIME" especialmente diseñados. |
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Solución |
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Actualización de software Red Hat (RHSA-2009:1138-1) Red Hat Enterprise Linux (v. 5 servidor) Red Hat Enterprise Linux Desktop (v. 5 cliente) Red Hat Enterprise Linux EUS (v. 5.3.z servidor) https://rhn.redhat.com/ Suse Linux Las actualizaciones pueden descargarse mediante YAST o del servidor FTP oficial de Suse Linux. Debian (DSA-1898-1) Debian Linux 5.0 Source http://security.debian.org/pool/updates/main/o/openswan/openswan_2.4.6+dfsg.2.orig.tar.gz http://security.debian.org/pool/updates/main/o/openswan/openswan_2.4.6+dfsg.2-1.1+etch2.diff.gz http://security.debian.org/pool/updates/main/o/openswan/openswan_2.4.6+dfsg.2-1.1+etch2.dsc Arquitectura independiente: http://security.debian.org/pool/updates/main/o/openswan/openswan-modules-source_2.4.6+dfsg.2-1.1+etch2_all.deb http://security.debian.org/pool/updates/main/o/openswan/linux-patch-openswan_2.4.6+dfsg.2-1.1+etch2_all.deb alpha (DEC Alpha) http://security.debian.org/pool/updates/main/o/openswan/openswan_2.4.6+dfsg.2-1.1+etch2_alpha.deb amd64 (AMD x86_64 (AMD64)) http://security.debian.org/pool/updates/main/o/openswan/openswan_2.4.6+dfsg.2-1.1+etch2_amd64.deb arm (ARM) http://security.debian.org/pool/updates/main/o/openswan/openswan_2.4.6+dfsg.2-1.1+etch2_arm.deb hppa (HP PA RISC) http://security.debian.org/pool/updates/main/o/openswan/openswan_2.4.6+dfsg.2-1.1+etch2_hppa.deb i386 (Intel ia32) http://security.debian.org/pool/updates/main/o/openswan/openswan_2.4.6+dfsg.2-1.1+etch2_i386.deb ia64 (Intel ia64) http://security.debian.org/pool/updates/main/o/openswan/openswan_2.4.6+dfsg.2-1.1+etch2_ia64.deb mips (MIPS (Big Endian)) http://security.debian.org/pool/updates/main/o/openswan/openswan_2.4.6+dfsg.2-1.1+etch2_mips.deb mipsel (MIPS (Little Endian)) http://security.debian.org/pool/updates/main/o/openswan/openswan_2.4.6+dfsg.2-1.1+etch2_mipsel.deb powerpc (PowerPC) http://security.debian.org/pool/updates/main/o/openswan/openswan_2.4.6+dfsg.2-1.1+etch2_powerpc.deb s390 (IBM S/390) http://security.debian.org/pool/updates/main/o/openswan/openswan_2.4.6+dfsg.2-1.1+etch2_s390.deb sparc (Sun SPARC/UltraSPARC) http://security.debian.org/pool/updates/main/o/openswan/openswan_2.4.6+dfsg.2-1.1+etch2_sparc.deb Debian (DSA-1898-1) Debian Linux 5.0 Source http://security.debian.org/pool/updates/main/o/openswan/openswan_2.4.12+dfsg-1.3+lenny2.dsc http://security.debian.org/pool/updates/main/o/openswan/openswan_2.4.12+dfsg.orig.tar.gz http://security.debian.org/pool/updates/main/o/openswan/openswan_2.4.12+dfsg-1.3+lenny2.diff.gz Arquitectura independiente: http://security.debian.org/pool/updates/main/o/openswan/linux-patch-openswan_2.4.12+dfsg-1.3+lenny2_all.deb http://security.debian.org/pool/updates/main/o/openswan/openswan-modules-source_2.4.12+dfsg-1.3+lenny2_all.deb alpha (DEC Alpha) http://security.debian.org/pool/updates/main/o/openswan/openswan_2.4.12+dfsg-1.3+lenny2_alpha.deb amd64 (AMD x86_64 (AMD64)) http://security.debian.org/pool/updates/main/o/openswan/openswan_2.4.12+dfsg-1.3+lenny2_amd64.deb arm (ARM) http://security.debian.org/pool/updates/main/o/openswan/openswan_2.4.12+dfsg-1.3+lenny2_arm.deb armel (ARM EABI) http://security.debian.org/pool/updates/main/o/openswan/openswan_2.4.12+dfsg-1.3+lenny2_armel.deb hppa (HP PA RISC) http://security.debian.org/pool/updates/main/o/openswan/openswan_2.4.12+dfsg-1.3+lenny2_hppa.deb i386 (Intel ia32) http://security.debian.org/pool/updates/main/o/openswan/openswan_2.4.12+dfsg-1.3+lenny2_i386.deb ia64 (Intel ia64) http://security.debian.org/pool/updates/main/o/openswan/openswan_2.4.12+dfsg-1.3+lenny2_ia64.deb mips (MIPS (Big Endian)) http://security.debian.org/pool/updates/main/o/openswan/openswan_2.4.12+dfsg-1.3+lenny2_mips.deb mipsel (MIPS (Little Endian)) http://security.debian.org/pool/updates/main/o/openswan/openswan_2.4.12+dfsg-1.3+lenny2_mipsel.deb powerpc (PowerPC) http://security.debian.org/pool/updates/main/o/openswan/openswan_2.4.12+dfsg-1.3+lenny2_powerpc.deb s390 (IBM S/390) http://security.debian.org/pool/updates/main/o/openswan/openswan_2.4.12+dfsg-1.3+lenny2_s390.deb sparc (Sun SPARC/UltraSPARC) http://security.debian.org/pool/updates/main/o/openswan/openswan_2.4.12+dfsg-1.3+lenny2_sparc.deb Debian (DSA-1899-1) Debian Linux 4.0 Source http://security.debian.org/pool/updates/main/s/strongswan/strongswan_2.8.0+dfsg-1+etch2.diff.gz http://security.debian.org/pool/updates/main/s/strongswan/strongswan_2.8.0+dfsg.orig.tar.gz http://security.debian.org/pool/updates/main/s/strongswan/strongswan_2.8.0+dfsg-1+etch2.dsc alpha (DEC Alpha) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_2.8.0+dfsg-1+etch2_alpha.deb amd64 (AMD x86_64 (AMD64)) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_2.8.0+dfsg-1+etch2_amd64.deb arm (ARM) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_2.8.0+dfsg-1+etch2_arm.deb hppa (HP PA RISC) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_2.8.0+dfsg-1+etch2_hppa.deb i386 (Intel ia32) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_2.8.0+dfsg-1+etch2_i386.deb ia64 (Intel ia64) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_2.8.0+dfsg-1+etch2_ia64.deb mips (MIPS (Big Endian)) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_2.8.0+dfsg-1+etch2_mips.deb mipsel (MIPS (Little Endian)) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_2.8.0+dfsg-1+etch2_mipsel.deb powerpc (PowerPC) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_2.8.0+dfsg-1+etch2_powerpc.deb s390 (IBM S/390) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_2.8.0+dfsg-1+etch2_s390.deb sparc (Sun SPARC/UltraSPARC) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_2.8.0+dfsg-1+etch2_sparc.deb Debian (DSA-1899-1) Debian Linux 5.0 Source http://security.debian.org/pool/updates/main/s/strongswan/strongswan_4.2.4-5+lenny3.diff.gz http://security.debian.org/pool/updates/main/s/strongswan/strongswan_4.2.4-5+lenny3.dsc http://security.debian.org/pool/updates/main/s/strongswan/strongswan_4.2.4.orig.tar.gz alpha (DEC Alpha) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_4.2.4-5+lenny3_alpha.deb amd64 (AMD x86_64 (AMD64)) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_4.2.4-5+lenny3_amd64.deb arm (ARM) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_4.2.4-5+lenny3_arm.deb armel (ARM EABI) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_4.2.4-5+lenny3_armel.deb hppa (HP PA RISC) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_4.2.4-5+lenny3_hppa.deb i386 (Intel ia32) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_4.2.4-5+lenny3_i386.deb ia64 (Intel ia64) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_4.2.4-5+lenny3_ia64.deb mips (MIPS (Big Endian)) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_4.2.4-5+lenny3_mips.deb mipsel (MIPS (Little Endian)) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_4.2.4-5+lenny3_mipsel.deb powerpc (PowerPC) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_4.2.4-5+lenny3_powerpc.deb s390 (IBM S/390) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_4.2.4-5+lenny3_s390.deb sparc (Sun SPARC/UltraSPARC) http://security.debian.org/pool/updates/main/s/strongswan/strongswan_4.2.4-5+lenny3_sparc.deb |
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Identificadores estándar |
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| Propiedad | Valor |
| CVE | CVE-2009-2185 |
| BID | 35452 |
Recursos adicionales |
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Red Hat Security Advisory (RHSA-2009:1138-1) https://rhn.redhat.com/errata/RHSA-2009-1138.html SUSE Security Advisory (SUSE-SR:2009:013) http://www.novell.com/linux/security/advisories/2009_13_sr.html Debian Security Advisory (DSA-1898-1) http://lists.debian.org/debian-security-announce/2009/msg00219.html Debian Security Advisory (DSA-1899-1) http://lists.debian.org/debian-security-announce/2009/msg00220.html |
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Histórico de versiones |
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| Versión | Comentario | Fecha |
| 1.0 | Aviso emitido | 2009-07-03 |
| 1.1 | Aviso emitido | 2009-08-14 |
| 1.2 | Aviso emitido por Debian (DSA-1898-1) | 2009-10-06 |
| 1.3 | Aviso emitido por Debian (DSA-1899-1) | 2009-10-09 |