PHP 4.x up to 4.4.4 and PHP 5 up to 5.1.6 allows local users to bypass certain Apache HTTP Server httpd.conf options, such as safe_mode and open_basedir, via the ini_restore function, which resets the values to their php.ini (Master Value) defaults.Referenceshttp://www.vupen.com/english/advisories/2007/1991http://secunia.com/advisories/22338http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?lang=en&cc=us&objectID=c01056506http://www.securityfocus.com/archive/1/445712/100/0/threadedhttp://www.securityfocus.com/archive/1/448953/100/0/threadedhttp://securityreason.com/securityalert/1519http://www.turbolinux.com/security/2006/TLSA-2006-38.txthttp://www.ubuntu.com/usn/usn-362-1http://www.securityfocus.com/archive/1/445882/100/0/threadedhttp://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?lang=en&cc=us&objectID=c01086137http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?lang=en&cc=us&objectID=c01086137http://www.vupen.com/english/advisories/2007/2374http://secunia.com/advisories/25423http://secunia.com/advisories/22282http://www.securityfocus.com/bid/19933https://exchange.xforce.ibmcloud.com/vulnerabilities/28853http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?lang=en&cc=us&objectID=c01056506http://lists.suse.com/archive/suse-security-announce/2006-Oct/0002.htmlhttp://www.mandriva.com/security/advisories?name=MDKSA-2006:185http://secunia.com/advisories/22331http://secunia.com/advisories/25850http://securityreason.com/achievement_securityalert/42http://secunia.com/advisories/22424