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CVSS: 5.0EPSS: 0%CPEs: 4EXPL: 0

The TCP stack in 4.3BSD Net/2, as used in FreeBSD 5.4, NetBSD possibly 2.0, and OpenBSD possibly 3.6, does not properly implement the session timer, which allows remote attackers to cause a denial of service (resource consumption) via crafted packets. La pila de TCP en 4.3BSD Net/2, utilizado en FreeBSD 5.4, NetBSD posiblemente 2.0, y OpenBSD posiblemente 3.6, no implementa correctamente el temporizador de la sesión, lo que permite a atacantes remotos causar una denegación de servicio (consumo de recursos) a través de paquetes manipulados. • http://jvn.jp/en/jp/JVN07930208/index.html http://jvndb.jvn.jp/jvndb/JVNDB-2014-000134 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=195243 • CWE-399: Resource Management Errors •

CVSS: 7.9EPSS: 0%CPEs: 20EXPL: 3

The x86-64 kernel system-call functionality in Xen 4.1.2 and earlier, as used in Citrix XenServer 6.0.2 and earlier and other products; Oracle Solaris 11 and earlier; illumos before r13724; Joyent SmartOS before 20120614T184600Z; FreeBSD before 9.0-RELEASE-p3; NetBSD 6.0 Beta and earlier; Microsoft Windows Server 2008 R2 and R2 SP1 and Windows 7 Gold and SP1; and possibly other operating systems, when running on an Intel processor, incorrectly uses the sysret path in cases where a certain address is not a canonical address, which allows local users to gain privileges via a crafted application. NOTE: because this issue is due to incorrect use of the Intel specification, it should have been split into separate identifiers; however, there was some value in preserving the original mapping of the multi-codebase coordinated-disclosure effort to a single identifier. El modo de usuario Scheduler en el núcleo en Microsoft Windows Server v2008 R2 y R2 SP1 y Windows v7 Gold y SP1 sobre la plataforma x64 no maneja adecuadamente solicitudes del sistema, lo que permite a usuarios locales obtener privilegios a través de una aplicación modificada, también conocida como "vulnerabilidad de corrupción de memoria de modo de usuario Scheduler". It was found that the Xen hypervisor implementation as shipped with Red Hat Enterprise Linux 5 did not properly restrict the syscall return addresses in the sysret return path to canonical addresses. An unprivileged user in a 64-bit para-virtualized guest, that is running on a 64-bit host that has an Intel CPU, could use this flaw to crash the host or, potentially, escalate their privileges, allowing them to execute arbitrary code at the hypervisor level. • https://www.exploit-db.com/exploits/46508 https://www.exploit-db.com/exploits/28718 https://www.exploit-db.com/exploits/20861 http://blog.illumos.org/2012/06/14/illumos-vulnerability-patched http://blog.xen.org/index.php/2012/06/13/the-intel-sysret-privilege-escalation http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2012-003.txt.asc http://lists.xen.org/archives/html/xen-announce/2012-06/msg00001.html http://lists.xen.org/archives/html/xen-devel/2012-06 • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer •

CVSS: 3.3EPSS: 0%CPEs: 20EXPL: 3

The make include files in NetBSD before 1.6.2, as used in pmake 1.111 and other products, allow local users to overwrite arbitrary files via a symlink attack on a /tmp/_depend##### temporary file, related to (1) bsd.lib.mk and (2) bsd.prog.mk. El "make" incluye ficheros en NetBSD anterior a v1.6.2 usados en pmake v1.111 y otros productos, permite a usuarios locales sobreescribir ficheros de su elección a través de un ataque de enlace simbólico sobre un archivo temporal /tmp/_depend#####, relacionado con (1) bsd.lib.mk y (2) bsd.prog.mk. • http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=626673 http://cvsweb.netbsd.org/bsdweb.cgi/src/share/mk/bsd.lib.mk.diff?r1=1.239&r2=1.240&f=h http://cvsweb.netbsd.org/bsdweb.cgi/src/share/mk/bsd.prog.mk.diff?r1=1.192&r2=1.193&f=h http://openwall.com/lists/oss-security/2011/05/16/2 http://openwall.com/lists/oss-security/2011/05/16/8 http://www.securityfocus.com/bid/47878 https://bugzilla.redhat.com/show_bug.cgi?id=705090 https://bugzilla • CWE-59: Improper Link Resolution Before File Access ('Link Following') •

CVSS: 6.8EPSS: 2%CPEs: 5EXPL: 1

Multiple stack consumption vulnerabilities in the kernel in NetBSD 4.0, 5.0 before 5.0.3, and 5.1 before 5.1.1, when IPsec is enabled, allow remote attackers to cause a denial of service (memory corruption and panic) or possibly have unspecified other impact via a crafted (1) IPv4 or (2) IPv6 packet with nested IPComp headers. Multiples vulnerabilidades de consumos de pila en el Kernel de NetBSD v4.0, v5.0 con anterioridad a v5.0.3 y v5.1 con anterioridad a v5.1.1, IPsec cuando está activada, permite a atacantes remotos provocar una denegación de servicio ( corrupción de memoria y kernel panic ) o posiblemente tener un impacto no especificado a través de paquetes manipulados en ( 1 )IPv4 o ( 2 )IPv6 con cabeceras anidadas IPComp. • https://www.exploit-db.com/exploits/17097 http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2011-004.txt.asc http://lists.grok.org.uk/pipermail/full-disclosure/2011-April/080031.html http://www.kb.cert.org/vuls/id/668220 • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer •

CVSS: 4.0EPSS: 0%CPEs: 84EXPL: 3

The (1) remote_glob function in sftp-glob.c and the (2) process_put function in sftp.c in OpenSSH 5.8 and earlier, as used in FreeBSD 7.3 and 8.1, NetBSD 5.0.2, OpenBSD 4.7, and other products, allow remote authenticated users to cause a denial of service (CPU and memory consumption) via crafted glob expressions that do not match any pathnames, as demonstrated by glob expressions in SSH_FXP_STAT requests to an sftp daemon, a different vulnerability than CVE-2010-2632. La (1) función remote_glob en sftp-glob.c y (2) la función process_put en sftp.c en OpenSSH v5.8 y versiones anteriores, como se usa en FreeBSD v7.3 y v8.1, NetBSD v5.0.2, OpenBSD v4.7 y otros productos, permiten a usuarios remotos autenticados causar una denegación de servicio (por excesivo uso de CPU y consumo de memoria) a través de expresiones glob debidamente modificadas que no coinciden con ningún nombre de ruta, como lo demuestran las expresiones glob en las solicitudes SSH_FXP_STAT a un demonio de sftp. Se trata de una vulnerabilidad diferente a CVE-2010-2632. • http://cvsweb.netbsd.org/cgi-bin/cvsweb.cgi/src/crypto/dist/ssh/Attic/sftp-glob.c#rev1.13.12.1 http://cvsweb.netbsd.org/cgi-bin/cvsweb.cgi/src/crypto/dist/ssh/Attic/sftp.c#rev1.21.6.1 http://cxib.net/stuff/glob-0day.c http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2010-008.txt.asc http://securityreason.com/achievement_securityalert/89 http://securityreason.com/exploitalert/9223 http://securityreason.com/securityalert/8116 • CWE-399: Resource Management Errors •