CVE-2012-1171 Information

Description

The libxml RSHUTDOWN function in PHP 5.x allows remote attackers to bypass the open_basedir protection mechanism and read arbitrary files via vectors involving a stream_close method call during use of a custom stream wrapper.

Reference

https://bugs.php.net/bug.php?id=61367 https://bugzilla.redhat.com/show_bug.cgi?id=802591 https://github.com/php/php-src/blob/master/ext/libxml/tests/bug61367-read.phpt https://github.com/php/php-src/blob/master/ext/libxml/tests/bug61367-write.phpt