Vulnerabilidad en REXML en Ruby (CVE-2008-3790)
Gravedad CVSS v2.0:
MEDIA
Tipo:
CWE-20
Validación incorrecta de entrada
Fecha de publicación:
27/08/2008
Última modificación:
09/04/2025
Descripción
El módulo REXML en Ruby 1.8.6 hasta la versión 1.8.6-p287, 1.8.7 hasta 1.8.7-p72, y 1.9 permite que atacantes, dependiendo del contexto, provocar una denegación de servicio (agotamiento CPU) a través de un documento XML con entidades anidadas recursivamente, también conocido como "Explosión de entidades XML".
Impacto
Puntuación base 2.0
5.00
Gravedad 2.0
MEDIA
Productos y versiones vulnerables
| CPE | Desde | Hasta |
|---|---|---|
| cpe:2.3:a:ruby-lang:ruby:1.8.6:*:*:*:*:*:*:* | ||
| cpe:2.3:a:ruby-lang:ruby:1.8.6:p110:*:*:*:*:*:* | ||
| cpe:2.3:a:ruby-lang:ruby:1.8.6:p111:*:*:*:*:*:* | ||
| cpe:2.3:a:ruby-lang:ruby:1.8.6:p114:*:*:*:*:*:* | ||
| cpe:2.3:a:ruby-lang:ruby:1.8.6:p230:*:*:*:*:*:* | ||
| cpe:2.3:a:ruby-lang:ruby:1.8.6:p286:*:*:*:*:*:* | ||
| cpe:2.3:a:ruby-lang:ruby:1.8.6:p287:*:*:*:*:*:* | ||
| cpe:2.3:a:ruby-lang:ruby:1.8.6:p36:*:*:*:*:*:* | ||
| cpe:2.3:a:ruby-lang:ruby:1.8.6:preview1:*:*:*:*:*:* | ||
| cpe:2.3:a:ruby-lang:ruby:1.8.6:preview2:*:*:*:*:*:* | ||
| cpe:2.3:a:ruby-lang:ruby:1.8.6:preview3:*:*:*:*:*:* | ||
| cpe:2.3:a:ruby-lang:ruby:1.8.7:*:*:*:*:*:*:* | ||
| cpe:2.3:a:ruby-lang:ruby:1.8.7:p17:*:*:*:*:*:* | ||
| cpe:2.3:a:ruby-lang:ruby:1.8.7:p22:*:*:*:*:*:* | ||
| cpe:2.3:a:ruby-lang:ruby:1.8.7:p71:*:*:*:*:*:* |
Para consultar la lista completa de nombres de CPE con productos y versiones, ver esta página
Referencias a soluciones, herramientas e información
- http://groups.google.com/group/comp.lang.ruby/browse_thread/thread/19f69e8a081fc0d1/e138e014b74352ca
- http://lists.apple.com/archives/security-announce/2009/May/msg00002.html
- http://secunia.com/advisories/31602
- http://secunia.com/advisories/32165
- http://secunia.com/advisories/32219
- http://secunia.com/advisories/32255
- http://secunia.com/advisories/32256
- http://secunia.com/advisories/32371
- http://secunia.com/advisories/33178
- http://secunia.com/advisories/33185
- http://secunia.com/advisories/35074
- http://security.gentoo.org/glsa/glsa-200812-17.xml
- http://support.apple.com/kb/HT3549
- http://support.avaya.com/elmodocs2/security/ASA-2008-424.htm
- http://weblog.rubyonrails.org/2008/9/3/rails-2-0-4-maintenance-release
- http://www.debian.org/security/2008/dsa-1651
- http://www.debian.org/security/2008/dsa-1652
- http://www.openwall.com/lists/oss-security/2008/08/25/4
- http://www.openwall.com/lists/oss-security/2008/08/26/1
- http://www.openwall.com/lists/oss-security/2008/08/26/4
- http://www.redhat.com/support/errata/RHSA-2008-0897.html
- http://www.ruby-lang.org/en/news/2008/08/23/dos-vulnerability-in-rexml/
- http://www.ruby-lang.org/security/20080823rexml/rexml-expansion-fix.rb
- http://www.securityfocus.com/bid/30802
- http://www.securitytracker.com/id?1020735=
- http://www.us-cert.gov/cas/techalerts/TA09-133A.html
- http://www.vupen.com/english/advisories/2008/2428
- http://www.vupen.com/english/advisories/2008/2483
- http://www.vupen.com/english/advisories/2009/1297
- https://exchange.xforce.ibmcloud.com/vulnerabilities/44628
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10393
- https://usn.ubuntu.com/651-1/
- https://usn.ubuntu.com/691-1/
- https://www.redhat.com/archives/fedora-package-announce/2008-October/msg00259.html
- https://www.redhat.com/archives/fedora-package-announce/2008-October/msg00299.html
- http://groups.google.com/group/comp.lang.ruby/browse_thread/thread/19f69e8a081fc0d1/e138e014b74352ca
- http://lists.apple.com/archives/security-announce/2009/May/msg00002.html
- http://secunia.com/advisories/31602
- http://secunia.com/advisories/32165
- http://secunia.com/advisories/32219
- http://secunia.com/advisories/32255
- http://secunia.com/advisories/32256
- http://secunia.com/advisories/32371
- http://secunia.com/advisories/33178
- http://secunia.com/advisories/33185
- http://secunia.com/advisories/35074
- http://security.gentoo.org/glsa/glsa-200812-17.xml
- http://support.apple.com/kb/HT3549
- http://support.avaya.com/elmodocs2/security/ASA-2008-424.htm
- http://weblog.rubyonrails.org/2008/9/3/rails-2-0-4-maintenance-release
- http://www.debian.org/security/2008/dsa-1651
- http://www.debian.org/security/2008/dsa-1652
- http://www.openwall.com/lists/oss-security/2008/08/25/4
- http://www.openwall.com/lists/oss-security/2008/08/26/1
- http://www.openwall.com/lists/oss-security/2008/08/26/4
- http://www.redhat.com/support/errata/RHSA-2008-0897.html
- http://www.ruby-lang.org/en/news/2008/08/23/dos-vulnerability-in-rexml/
- http://www.ruby-lang.org/security/20080823rexml/rexml-expansion-fix.rb
- http://www.securityfocus.com/bid/30802
- http://www.securitytracker.com/id?1020735=
- http://www.us-cert.gov/cas/techalerts/TA09-133A.html
- http://www.vupen.com/english/advisories/2008/2428
- http://www.vupen.com/english/advisories/2008/2483
- http://www.vupen.com/english/advisories/2009/1297
- https://exchange.xforce.ibmcloud.com/vulnerabilities/44628
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10393
- https://usn.ubuntu.com/651-1/
- https://usn.ubuntu.com/691-1/
- https://www.redhat.com/archives/fedora-package-announce/2008-October/msg00259.html
- https://www.redhat.com/archives/fedora-package-announce/2008-October/msg00299.html