CVSS: 4.3EPSS: 0%CPEs: 25EXPL: 1CVE-2010-4008 – libxml2: Crash (stack frame overflow or NULL pointer dereference) by traversal of XPath axis
https://notcve.org/view.php?id=CVE-2010-4008
libxml2 before 2.7.8, as used in Google Chrome before 7.0.517.44, Apple Safari 5.0.2 and earlier, and other products, reads from invalid memory locations during processing of malformed XPath expressions, which allows context-dependent attackers to cause a denial of service (application crash) via a crafted XML document. libxml2 anterior v2.7.8, como el usado en Google Chrome anterior v7.0.517.44, Apple Safari v5.0.2 y anteriores, otros productos, ree desde localizaciones de memoria inválidas durante el procesado de expresiones XPath malformadas, lo que permite a atacantes dependientes del contexto causar una denegación de servicio (caída aplicación) a través de un documento XML. • http://blog.bkis.com/en/libxml2-vulnerability-in-google-chrome-and-apple-safari http://code.google.com/p/chromium/issues/detail?id=58731 http://googlechromereleases.blogspot.com/2010/11/stable-channel-update.html http://lists.apple.com/archives/security-announce/2010//Nov/msg00003.html http://lists.apple.com/archives/security-announce/2011//Mar/msg00004.html http://lists.apple.com/archives/security-announce/2011/Mar/msg00000.html http://lists.apple.com/archives/security-announce/2011/Mar • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer CWE-476: NULL Pointer Dereference •
CVSS: 10.0EPSS: 85%CPEs: 15EXPL: 1CVE-2008-3529 – Apple Safari - RSS 'feed://' Buffer Overflow via libxml2 (PoC)
https://notcve.org/view.php?id=CVE-2008-3529
Heap-based buffer overflow in the xmlParseAttValueComplex function in parser.c in libxml2 before 2.7.0 allows context-dependent attackers to cause a denial of service (crash) or execute arbitrary code via a long XML entity name. Desbordamiento de búfer basado en pila en la función xmlParseAttValueComplex en el módulo parser.c de libxml2 versiones anteriores a 2.7.0 permite a atacantes dependientes del contexto provocar una denegación de servicio (parada inesperada) o la posibilidad de ejecutar código de su elección al utilizar un nombre largo de entidad XML. • https://www.exploit-db.com/exploits/8798 http://lists.apple.com/archives/security-announce/2009/Jun/msg00005.html http://lists.apple.com/archives/security-announce/2009/May/msg00000.html http://lists.apple.com/archives/security-announce/2009/jun/msg00002.html http://lists.opensuse.org/opensuse-security-announce/2008-09/msg00004.html http://secunia.com/advisories/31558 http://secunia.com/advisories/31855 http://secunia.com/advisories/31860 http://secunia.com/advisories/31868 http:/ • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer CWE-122: Heap-based Buffer Overflow •
CVSS: 6.5EPSS: 0%CPEs: 26EXPL: 0CVE-2008-3281 – libxml2 denial of service
https://notcve.org/view.php?id=CVE-2008-3281
libxml2 2.6.32 and earlier does not properly detect recursion during entity expansion in an attribute value, which allows context-dependent attackers to cause a denial of service (memory and CPU consumption) via a crafted XML document. libxml2 2.6.32 y anteriores, no detecta correctamente la recursividad durante la expansión de una entidad en un valor de un atributo; esto permite a atacantes dependientes del contexto provocar una denegación de servicio (consumo de la memoria y la CPU) mediante un documento XML manipulado. • http://lists.apple.com/archives/security-announce/2009/Jun/msg00005.html http://lists.apple.com/archives/security-announce/2009/jun/msg00002.html http://lists.opensuse.org/opensuse-security-announce/2008-09/msg00004.html http://lists.vmware.com/pipermail/security-announce/2008/000039.html http://mail.gnome.org/archives/xml/2008-August/msg00034.html http://secunia.com/advisories/31558 http://secunia.com/advisories/31566 http://secunia.com/advisories/31590 http://secunia.com/advisories/3172 • CWE-776: Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion') •
CVSS: 9.3EPSS: 0%CPEs: 1EXPL: 0CVE-2003-1564 – libxml2: billion laughs DoS attack
https://notcve.org/view.php?id=CVE-2003-1564
libxml2, possibly before 2.5.0, does not properly detect recursion during entity expansion, which allows context-dependent attackers to cause a denial of service (memory and CPU consumption) via a crafted XML document containing a large number of nested entity references, aka the "billion laughs attack." • http://mail.gnome.org/archives/xml/2008-August/msg00034.html http://secunia.com/advisories/31868 http://www.reddit.com/r/programming/comments/65843/time_to_upgrade_libxml2 http://www.redhat.com/support/errata/RHSA-2008-0886.html http://www.stylusstudio.com/xmldev/200302/post20020.html http://xmlsoft.org/news.html https://access.redhat.com/security/cve/CVE-2003-1564 https://bugzilla.redhat.com/show_bug.cgi?id=461107 • CWE-776: Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion') •