php-wrapper.fcgi does not properly handle command-line arguments, which allows remote attackers to bypass a protection mechanism in PHP 5.3.12 and 5.4.2 and execute arbitrary code by leveraging improper interaction between the PHP sapi/cgi/cgi_main.c component and a query string beginning with a ± sequence.
eindbazen.net/2012/05/php-cgi-advisory-cve-2012-1823/
git.php.net/?p=php-src.git%3Ba=blob%3Bf=sapi/cgi/cgi_main.c%3Bh=a7ac26f0#l1569
lists.opensuse.org/opensuse-security-announce/2012-06/msg00004.html
lists.opensuse.org/opensuse-security-announce/2012-07/msg00003.html
secunia.com/advisories/49014
www.kb.cert.org/vuls/id/520827
www.php.net/archive/2012.php#id2012-05-06-1
bugs.php.net/bug.php?id=61910
exchange.xforce.ibmcloud.com/vulnerabilities/75652
h20564.www2.hp.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c03839862