CVE-2011-4619 – openssl: SGC restart DoS attack
https://notcve.org/view.php?id=CVE-2011-4619
The Server Gated Cryptography (SGC) implementation in OpenSSL before 0.9.8s and 1.x before 1.0.0f does not properly handle handshake restarts, which allows remote attackers to cause a denial of service (CPU consumption) via unspecified vectors. La implementación del servidor de criptografía SGC en OpenSSL antes de v0.9.8s y en v1.x antes de v1.0.0f no controla correctamente los reinicios de 'handshake' (apretón de manos), lo que permite a atacantes remotos provocar una denegación de servicio a través de vectores no especificados. • 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-399: Resource Management Errors •
CVE-2011-4108 – openssl: DTLS plaintext recovery attack
https://notcve.org/view.php?id=CVE-2011-4108
The DTLS implementation in OpenSSL before 0.9.8s and 1.x before 1.0.0f performs a MAC check only if certain padding is valid, which makes it easier for remote attackers to recover plaintext via a padding oracle attack. La implementación DTLS en OpenSSL antes de v0.9.8s y v1.x antes de v1.0.0f realiza una comprobación de MAC sólo si determinado relleno es válida, lo que facilita a los atacantes remotos a la hora de recuperar texto a través de un ataque de relleno. • 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://lists.opensuse.org/opensuse-security-announce/201 • CWE-310: Cryptographic Issues •
CVE-2011-3210
https://notcve.org/view.php?id=CVE-2011-3210
The ephemeral ECDH ciphersuite functionality in OpenSSL 0.9.8 through 0.9.8r and 1.0.x before 1.0.0e does not ensure thread safety during processing of handshake messages from clients, which allows remote attackers to cause a denial of service (daemon crash) via out-of-order messages that violate the TLS protocol. La efímera funcionalidad de cifrado ECDH en OpenSSL versiones v0.9.8 a v0.9.8s y v1.0.x antes de v1.0.0e no garantiza la seguridad de los subprocesos durante el procesamiento de los mensajes de 'handshake', lo que permite provocar una denegación de servicio (por caída de la aplicación) a atacantes remotos a través de mensajes 'desordenados' que violan el protocolo TLS. • http://cvs.openssl.org/chngview?cn=21337 http://lists.apple.com/archives/security-announce/2013/Jun/msg00000.html http://marc.info/?l=bugtraq&m=132750648501816&w=2 http://marc.info/?l=bugtraq&m=133226187115472&w=2 http://openssl.org/news/secadv_20110906.txt http://secunia.com/advisories/57353 http://support.apple.com/kb/HT5784 http://www-01.ibm.com/support/docview.wss?uid=ssg1S1004564 http://www.mandriva.com/security/advisories? • CWE-399: Resource Management Errors •
CVE-2011-3207 – openssl: CRL verification vulnerability
https://notcve.org/view.php?id=CVE-2011-3207
crypto/x509/x509_vfy.c in OpenSSL 1.0.x before 1.0.0e does not initialize certain structure members, which makes it easier for remote attackers to bypass CRL validation by using a nextUpdate value corresponding to a time in the past. crypto/x509/x509_vfy.c en OpenSSL v1.0.x antes de v1.0.0e no inicializa algunos miembros de una estructura, lo que facilita a los atacantes remotos a la hora de evitar la validación de la CRL utilizando un valor nextUpdate que corresponde a un momento en el pasado. • http://cvs.openssl.org/chngview?cn=21349 http://lists.apple.com/archives/security-announce/2013/Jun/msg00000.html http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065712.html http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065744.html http://lists.fedoraproject.org/pipermail/package-announce/2012-November/092905.html http://marc.info/?l=bugtraq&m=133226187115472&w=2 http://openssl.org/news/secadv_20110906.txt http://secunia.com/advisories/45956 http • CWE-264: Permissions, Privileges, and Access Controls •
CVE-2011-1945
https://notcve.org/view.php?id=CVE-2011-1945
The elliptic curve cryptography (ECC) subsystem in OpenSSL 1.0.0d and earlier, when the Elliptic Curve Digital Signature Algorithm (ECDSA) is used for the ECDHE_ECDSA cipher suite, does not properly implement curves over binary fields, which makes it easier for context-dependent attackers to determine private keys via a timing attack and a lattice calculation. El subsistema de criptografía de curva elíptica (ECC) de OpenSSL v1.0.0d y versiones anteriores, cuando el algoritmo de firma digital de la curva elímptica(ECDSA) se utiliza para el conjunto de cifrado ECDHE_ECDSA, no aplica adecuadamente las curvas sobre campos binarios, lo que hace que sea más fácil para el atacantes dependientes del contexto determinar las claves privadas a través de un ataque de oportunidad y un cálculo del entramado (lattice). • http://eprint.iacr.org/2011/232.pdf http://lists.apple.com/archives/security-announce/2013/Jun/msg00000.html http://secunia.com/advisories/44935 http://support.apple.com/kb/HT5784 http://www.debian.org/security/2011/dsa-2309 http://www.kb.cert.org/vuls/id/536044 http://www.kb.cert.org/vuls/id/MAPG-8FENZ3 http://www.mandriva.com/security/advisories?name=MDVSA-2011:136 http://www.mandriva.com/security/advisories?name=MDVSA-2011:137 https://hermes.opensuse.org/m • CWE-310: Cryptographic Issues •