CVE-2015-7809 Information

Description

The displayBlock function Template.php in Sensio Labs Twig before 1.20.0 when Sandbox mode is enabled allows remote attackers to execute arbitrary code via the _self variable in a template.

Reference

http://openwall.com/lists/oss-security/2015/08/21/3 http://openwall.com/lists/oss-security/2015/10/11/2 http://symfony.com/blog/security-release-twig-1-20-0 http://www.debian.org/security/2015/dsa-3343 https://github.com/fabpot/Twig/commit/30be07759a3de2558da5224f127d052ecf492e8f https://github.com/twigphp/Twig/pull/1759