Boletines de Vulnerabilidades |
Salto de validación de certificado en eidlib |
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Clasificación de la vulnerabilidad |
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Propiedad | Valor |
Nivel de Confianza | Oficial |
Impacto | Aumento de privilegios |
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 | Belgian eID middleware (eidlib) <= 2.6.0 |
Descripción |
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Se ha descubierto una vulnerabilidad en Belgian eID midleware(eidlib). La vulnerabilidad reside en un error en la función "EVP_VerifyFinal". Un atacante remoto podría saltar la validación del certificado mediante una firma SSL/TLS especialmente diseñada para claves DSA y ECDSA. |
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Solución |
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Actualización de software Suse Linux Las actualizaciones pueden descargarse mediante YAST o del servidor FTP oficial de Suse Linux. Actualización de software Debian (DSA-1946-1) Debian Linux 5.0 Source http://security.debian.org/pool/updates/main/b/belpic/belpic_2.5.9-7.etch.1.diff.gz http://security.debian.org/pool/updates/main/b/belpic/belpic_2.5.9-7.etch.1.dsc http://security.debian.org/pool/updates/main/b/belpic/belpic_2.5.9.orig.tar.gz alpha (DEC Alpha) http://security.debian.org/pool/updates/main/b/belpic/libbeid2-dev_2.5.9-7.etch.1_alpha.deb http://security.debian.org/pool/updates/main/b/belpic/beid-tools_2.5.9-7.etch.1_alpha.deb http://security.debian.org/pool/updates/main/b/belpic/beidgui_2.5.9-7.etch.1_alpha.deb http://security.debian.org/pool/updates/main/b/belpic/libbeidlibopensc2_2.5.9-7.etch.1_alpha.deb http://security.debian.org/pool/updates/main/b/belpic/libbeid2_2.5.9-7.etch.1_alpha.deb http://security.debian.org/pool/updates/main/b/belpic/libbeidlibopensc2-dev_2.5.9-7.etch.1_alpha.deb amd64 (AMD x86_64 (AMD64)) http://security.debian.org/pool/updates/main/b/belpic/beid-tools_2.5.9-7.etch.1_amd64.deb http://security.debian.org/pool/updates/main/b/belpic/libbeid2_2.5.9-7.etch.1_amd64.deb http://security.debian.org/pool/updates/main/b/belpic/libbeid2-dev_2.5.9-7.etch.1_amd64.deb http://security.debian.org/pool/updates/main/b/belpic/libbeidlibopensc2_2.5.9-7.etch.1_amd64.deb http://security.debian.org/pool/updates/main/b/belpic/beidgui_2.5.9-7.etch.1_amd64.deb http://security.debian.org/pool/updates/main/b/belpic/libbeidlibopensc2-dev_2.5.9-7.etch.1_amd64.deb hppa (HP PA RISC) http://security.debian.org/pool/updates/main/b/belpic/libbeidlibopensc2-dev_2.5.9-7.etch.1_hppa.deb http://security.debian.org/pool/updates/main/b/belpic/libbeidlibopensc2_2.5.9-7.etch.1_hppa.deb http://security.debian.org/pool/updates/main/b/belpic/libbeid2_2.5.9-7.etch.1_hppa.deb http://security.debian.org/pool/updates/main/b/belpic/libbeid2-dev_2.5.9-7.etch.1_hppa.deb http://security.debian.org/pool/updates/main/b/belpic/beidgui_2.5.9-7.etch.1_hppa.deb http://security.debian.org/pool/updates/main/b/belpic/beid-tools_2.5.9-7.etch.1_hppa.deb i386 (Intel ia32) http://security.debian.org/pool/updates/main/b/belpic/libbeid2_2.5.9-7.etch.1_i386.deb http://security.debian.org/pool/updates/main/b/belpic/libbeidlibopensc2_2.5.9-7.etch.1_i386.deb http://security.debian.org/pool/updates/main/b/belpic/beid-tools_2.5.9-7.etch.1_i386.deb http://security.debian.org/pool/updates/main/b/belpic/beidgui_2.5.9-7.etch.1_i386.deb http://security.debian.org/pool/updates/main/b/belpic/libbeidlibopensc2-dev_2.5.9-7.etch.1_i386.deb http://security.debian.org/pool/updates/main/b/belpic/libbeid2-dev_2.5.9-7.etch.1_i386.deb ia64 (Intel ia64) http://security.debian.org/pool/updates/main/b/belpic/libbeid2-dev_2.5.9-7.etch.1_ia64.deb http://security.debian.org/pool/updates/main/b/belpic/libbeidlibopensc2-dev_2.5.9-7.etch.1_ia64.deb http://security.debian.org/pool/updates/main/b/belpic/beid-tools_2.5.9-7.etch.1_ia64.deb http://security.debian.org/pool/updates/main/b/belpic/libbeidlibopensc2_2.5.9-7.etch.1_ia64.deb http://security.debian.org/pool/updates/main/b/belpic/beidgui_2.5.9-7.etch.1_ia64.deb http://security.debian.org/pool/updates/main/b/belpic/libbeid2_2.5.9-7.etch.1_ia64.deb mips (MIPS (Big Endian)) http://security.debian.org/pool/updates/main/b/belpic/beid-tools_2.5.9-7.etch.1_mips.deb http://security.debian.org/pool/updates/main/b/belpic/beidgui_2.5.9-7.etch.1_mips.deb http://security.debian.org/pool/updates/main/b/belpic/libbeid2-dev_2.5.9-7.etch.1_mips.deb http://security.debian.org/pool/updates/main/b/belpic/libbeid2_2.5.9-7.etch.1_mips.deb http://security.debian.org/pool/updates/main/b/belpic/libbeidlibopensc2_2.5.9-7.etch.1_mips.deb http://security.debian.org/pool/updates/main/b/belpic/libbeidlibopensc2-dev_2.5.9-7.etch.1_mips.deb mipsel (MIPS (Little Endian)) http://security.debian.org/pool/updates/main/b/belpic/libbeid2_2.5.9-7.etch.1_mipsel.deb http://security.debian.org/pool/updates/main/b/belpic/beid-tools_2.5.9-7.etch.1_mipsel.deb http://security.debian.org/pool/updates/main/b/belpic/libbeid2-dev_2.5.9-7.etch.1_mipsel.deb http://security.debian.org/pool/updates/main/b/belpic/libbeidlibopensc2_2.5.9-7.etch.1_mipsel.deb http://security.debian.org/pool/updates/main/b/belpic/beidgui_2.5.9-7.etch.1_mipsel.deb http://security.debian.org/pool/updates/main/b/belpic/libbeidlibopensc2-dev_2.5.9-7.etch.1_mipsel.deb sparc (Sun SPARC/UltraSPARC) http://security.debian.org/pool/updates/main/b/belpic/libbeidlibopensc2_2.5.9-7.etch.1_sparc.deb http://security.debian.org/pool/updates/main/b/belpic/libbeid2_2.5.9-7.etch.1_sparc.deb http://security.debian.org/pool/updates/main/b/belpic/beid-tools_2.5.9-7.etch.1_sparc.deb http://security.debian.org/pool/updates/main/b/belpic/libbeid2-dev_2.5.9-7.etch.1_sparc.deb http://security.debian.org/pool/updates/main/b/belpic/beidgui_2.5.9-7.etch.1_sparc.deb http://security.debian.org/pool/updates/main/b/belpic/libbeidlibopensc2-dev_2.5.9-7.etch.1_sparc.deb |
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Identificadores estándar |
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Propiedad | Valor |
CVE | CVE-2009-0049 |
BID | |
Recursos adicionales |
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SUSE Security Advisory (SUSE-SR:2009:005) http://www.novell.com/linux/security/advisories/2009_5_sr.html Debian Security Advisory (DSA-1946-1) http://lists.debian.org/debian-security-announce/2009/msg00269.html |
Histórico de versiones |
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Versión | Comentario | Fecha |
1.0 | Aviso emitido | 2009-03-05 |
1.1 | Aviso emitido por Debian (DSA-1946-1) | 2009-12-17 |