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CVSS: 5.0EPSS: 0%CPEs: 66EXPL: 0

The implementation of Cryptographic Message Syntax (CMS) and PKCS #7 in OpenSSL before 0.9.8u and 1.x before 1.0.0h does not properly restrict certain oracle behavior, which makes it easier for context-dependent attackers to decrypt data via a Million Message Attack (MMA) adaptive chosen ciphertext attack. La implementación de Cryptographic Message Syntax (CMS) y PKCS #7 de OpenSSL anteriores a 0.9.8u y 1.x anteriores a 1.0.0h no restringe apropiadamente un determinado uso de información posterior ("oracle behavior"), lo que facilita a atacantes dependientes del contexto desencriptar datos a través de un ataque de tipo "Million Message Attack (MMA) adaptive chosen ciphertext". • http://lists.fedoraproject.org/pipermail/package-announce/2012-April/077086.html http://lists.fedoraproject.org/pipermail/package-announce/2012-April/077221.html http://lists.fedoraproject.org/pipermail/package-announce/2012-April/077666.html http://lists.fedoraproject.org/pipermail/package-announce/2012-November/092905.html http://marc.info/?l=bugtraq&m=133728068926468&w=2 http://marc.info/?l=bugtraq&m=133951357207000&w=2 http://marc.info/?l=bugtraq&m=134039053214295&w=2 http://rhn.redhat • CWE-310: Cryptographic Issues •

CVSS: 5.0EPSS: 14%CPEs: 73EXPL: 0

The mime_hdr_cmp function in crypto/asn1/asn_mime.c in OpenSSL 0.9.8t and earlier allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted S/MIME message. La función mime_hdr_cmp en crypto/asn1/asn_mime.c en OpenSSL v0.9.8t y anteriores permite a atacantes remotos causar una denegación de servicio (desreferencia a puntero nulo y caída de la aplicación) a través de un mensaje S/MIME modificado para tal fin. • http://cvs.openssl.org/chngview?cn=22144 http://marc.info/?l=bugtraq&m=133728068926468&w=2 http://marc.info/?l=openssl-dev&m=115685408414194&w=2 http://secunia.com/advisories/36533 http://secunia.com/advisories/48153 http://secunia.com/advisories/48516 http://secunia.com/advisories/48899 http://www.mail-archive.com/openssl-dev%40openssl.org/msg30305.html http://www.openwall.com/lists/oss-security/2012/02/27/10 http://www.openwall.com/lists/oss-security/2012/02& • CWE-476: NULL Pointer Dereference •

CVSS: 5.8EPSS: 0%CPEs: 59EXPL: 0

crypto/bn/bn_nist.c in OpenSSL before 0.9.8h on 32-bit platforms, as used in stunnel and other products, in certain circumstances involving ECDH or ECDHE cipher suites, uses an incorrect modular reduction algorithm in its implementation of the P-256 and P-384 NIST elliptic curves, which allows remote attackers to obtain the private key of a TLS server via multiple handshake attempts. crypto/bn/bn_nist.c en OpenSSL anterior a v0.9.8h en plataformas de 32 bits, como se utiliza en stunnel y otros productos, en determinadas circunstancias, la participación ECDH o suites ECDHE cifrado, utiliza un algoritmo de reducción incorrecta modular en la aplicación de la P-256 y P 384-NIST elíptica curvas, lo que permite a atacantes remotos obtener la clave privada de un servidor de TLS a través de múltiples intentos de apretón de manos. • http://crypto.di.uminho.pt/CACE/CT-RSA2012-openssl-src.zip http://cvs.openssl.org/filediff?f=openssl/crypto/bn/bn_nist.c&v1=1.14&v2=1.21 http://eprint.iacr.org/2011/633 http://marc.info/?t=119271238800004 http://openwall.com/lists/oss-security/2011/12/01/6 http://rt.openssl.org/Ticket/Display.html?id=1593&user=guest&pass=guest http://www.debian.org/security/2012/dsa-2390 https://bugzilla.redhat.com/show_bug.cgi?id=757909 • CWE-310: Cryptographic Issues •

CVSS: 5.0EPSS: 0%CPEs: 64EXPL: 0

The SSL 3.0 implementation in OpenSSL before 0.9.8s and 1.x before 1.0.0f does not properly initialize data structures for block cipher padding, which might allow remote attackers to obtain sensitive information by decrypting the padding data sent by an SSL peer. La implementación SSL v3.0 en OpenSSL antes de v0.9.8s y v1.x antes de v1.0.0f no inicializa correctamente las estructuras de datos para el relleno de bloques de cifrado, lo que podría permitir a atacantes remotos obtener información sensible descifrando los datos de rellenos enviados por uno de los extremos de la comunicación SSL. • http://aix.software.ibm.com/aix/efixes/security/openssl_advisory3.asc http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c03360041 http://lists.apple.com/archives/security-announce/2013/Jun/msg00000.html http://lists.fedoraproject.org/pipermail/package-announce/2012-November/092905.html http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00017.html http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00018.html http://marc.info/?l=bugtraq&m=132750648501816&w=2 • CWE-310: Cryptographic Issues •

CVSS: 4.3EPSS: 10%CPEs: 64EXPL: 0

OpenSSL before 0.9.8s and 1.x before 1.0.0f, when RFC 3779 support is enabled, allows remote attackers to cause a denial of service (assertion failure) via an X.509 certificate containing certificate-extension data associated with (1) IP address blocks or (2) Autonomous System (AS) identifiers. OpenSSL antes de v0.9.8s y v1.x antes de v1.0.0f, cuando el soporte al RFC 3779 está habilitado, permite a atacantes remotos provocar una denegación de servicio (error de aserción) a través de un certificado X.509 que contiene la extensión de certificados de datos asociados con identificados de (1) bloques de direcciones IP o (2) Sistema Autónomo (AS). • http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c03360041 http://lists.apple.com/archives/security-announce/2013/Jun/msg00000.html http://lists.fedoraproject.org/pipermail/package-announce/2012-November/092905.html http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00017.html http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00018.html http://marc.info/?l=bugtraq&m=132750648501816&w=2 http://marc.info/?l=bugtraq&m=134039053214295&w=2 http://s • CWE-399: Resource Management Errors •