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CVSS: 10.0EPSS: 4%CPEs: 49EXPL: 2

Heap-based buffer overflow in ext/mbstring/libmbfl/filters/mbfilter_htmlent.c in the mbstring extension in PHP 4.3.0 through 5.2.6 allows context-dependent attackers to execute arbitrary code via a crafted string containing an HTML entity, which is not properly handled during Unicode conversion, related to the (1) mb_convert_encoding, (2) mb_check_encoding, (3) mb_convert_variables, and (4) mb_parse_str functions. Desbordamiento de búfer basado en montículo en ext/mbstring/libmbfl/filters/mbfilter_htmlent.c en la extensión mbstring en PHP v4.3.0 hasta v5.2.6 permite a atacantes, dependiendo del contexto, ejecutar código arbitrario a través de una cadena manipulada conteniendo una entidad HTML, la cual no es manejada de forma adecuada durante la conversión a Unicode, relativo a (1) mb_convert_encoding, (2) mb_check_encoding, (3) mb_convert_variables, y (4) funciones mb_parse_str. • http://archives.neohapsis.com/archives/fulldisclosure/2008-12/0477.html http://bugs.php.net/bug.php?id=45722 http://cvs.php.net/viewvc.cgi/php-src/ext/mbstring/libmbfl/filters/mbfilter_htmlent.c?r1=1.7&r2=1.8 http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c02029444 http://lists.apple.com/archives/security-announce/2009/May/msg00002.html http://lists.opensuse.org/opensuse-security-announce/2009-02/msg00002.html http://lists.opensuse.org/opensuse-security-announce • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer CWE-122: Heap-based Buffer Overflow •

CVSS: 7.5EPSS: 0%CPEs: 27EXPL: 1

Directory traversal vulnerability in the ZipArchive::extractTo function in PHP 5.2.6 and earlier allows context-dependent attackers to write arbitrary files via a ZIP file with a file whose name contains .. (dot dot) sequences. Vulnerabilidad de salto de directorio en la función ZipArchive::extractTo de PHP 5.2.6 y anteriores, permite a atacantes dependientes del contexto escribir ficheros de su elección a través de un archivo ZIP con un fichero que contenga la secuencia .. (punto punto). • http://archives.neohapsis.com/archives/bugtraq/2008-12/0039.html http://lists.opensuse.org/opensuse-security-announce/2009-02/msg00002.html http://marc.info/?l=bugtraq&m=124654546101607&w=2 http://marc.info/?l=bugtraq&m=125631037611762&w=2 http://osvdb.org/50480 http://secunia.com/advisories/35003 http://secunia.com/advisories/35306 http://secunia.com/advisories/35650 http://wiki.rpath.com/Advisories:rPSA-2009-0035 http://www.debian.org/security/2009/dsa-1789 http:&#x • CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') •

CVSS: 7.5EPSS: 1%CPEs: 27EXPL: 2

PHP 5 before 5.2.7 does not enforce the error_log safe_mode restrictions when safe_mode is enabled through a php_admin_flag setting in httpd.conf, which allows context-dependent attackers to write to arbitrary files by placing a "php_value error_log" entry in a .htaccess file. PHP 5 versiones anteriores a 5.2.7 no cumple las restricciones error_log safe_mode cuando safe_mode está activado a través de un parámetro php_admin_flag en httpd.conf, el cual permite a los atacantes dependiente de contexto escribir arbitrariamente archivos colocando una entrada "php_value error_log" en un archivo .htaccess. • https://www.exploit-db.com/exploits/7171 http://archives.neohapsis.com/archives/bugtraq/2008-11/0152.html http://marc.info/?l=bugtraq&m=124654546101607&w=2 http://marc.info/?l=bugtraq&m=125631037611762&w=2 http://osvdb.org/52205 http://secunia.com/advisories/35650 http://securityreason.com/achievement_securityalert/57 http://wiki.rpath.com/Advisories:rPSA-2009-0035 http://www.mandriva.com/security/advisories?name=MDVSA-2009:045 http://www.php.net/ChangeLog-5.php#5.2& • CWE-264: Permissions, Privileges, and Access Controls •

CVSS: 7.5EPSS: 1%CPEs: 28EXPL: 1

PHP 5 before 5.2.7 does not properly initialize the page_uid and page_gid global variables for use by the SAPI php_getuid function, which allows context-dependent attackers to bypass safe_mode restrictions via variable settings that are intended to be restricted to root, as demonstrated by a setting of /etc for the error_log variable. PHP 5 en versiones anteriores a 5.2.7, no inicializa propiamente las variable page_uid y page_gid global para ser usadas por la función SAPI php_getuid, el cual permite a los atacante dependientes de contexto evitar la restricciones safe_mode a través de parámetros variables que pretende ser restringida para el directorio raíz, como demuestra por un parámetro de /etc para la variable error_log. • http://marc.info/?l=bugtraq&m=124654546101607&w=2 http://marc.info/?l=bugtraq&m=125631037611762&w=2 http://osvdb.org/50483 http://osvdb.org/52207 http://secunia.com/advisories/35003 http://secunia.com/advisories/35650 http://securityreason.com/achievement_securityalert/59 http://wiki.rpath.com/Advisories:rPSA-2009-0035 http://www.debian.org/security/2009/dsa-1789 http://www.mandriva.com/security/advisories?name=MDVSA-2009:045 http://www.php.net/ChangeLog-5.php# • CWE-264: Permissions, Privileges, and Access Controls •

CVSS: 6.5EPSS: 1%CPEs: 64EXPL: 0

The (1) rand and (2) mt_rand functions in PHP 5.2.6 do not produce cryptographically strong random numbers, which allows attackers to leverage exposures in products that rely on these functions for security-relevant functionality, as demonstrated by the password-reset functionality in Joomla! 1.5.x and WordPress before 2.6.2, a different vulnerability than CVE-2008-2107, CVE-2008-2108, and CVE-2008-4102. Las funciones (1) rand y (2) mt_rand en PHP 5.2.6 no producen criptográficamente fuertes números aleatorios, el cual permite a los atacantes aprovechar que algunos productos confían en estas funciones para relevantes funcionalidades de seguridad, como demuestra la funcionalidad de reinicialización de contraseñas en Joomla! 1.5.x y WordPress en versiones anteriores a 2.6.2, son diferentes vulnerabilidades a CVE-2008-2107, CVE-2008-2108, y CVE-2008-4102. • http://marc.info/?l=oss-security&m=122152830017099&w=2 http://osvdb.org/48700 http://secunia.com/advisories/31737 http://secunia.com/advisories/31870 http://securityreason.com/securityalert/4271 http://securitytracker.com/id?1020869 http://wordpress.org/development/2008/09/wordpress-262 http://www.openwall.com/lists/oss-security/2008/09/11/6 http://www.securityfocus.com/archive/1/496237/100/0/threaded http://www.securityfocus.com/archive/1/496287/100/0/threaded http • CWE-189: Numeric Errors CWE-327: Use of a Broken or Risky Cryptographic Algorithm •