CVE-2009-3558

Summary

The posix_mkfifo function in ext/posix/posix.c in PHP before 5.2.12 and 5.3.x before 5.3.1 allows context-dependent attackers to bypass open_basedir restrictions, and create FIFO files, via the pathname and mode arguments, as demonstrated by creating a .htaccess file.

Affected Software

Weaknesses

• n/a

ADP Enrichment

CVE Program Container

Additional References

• http://www.openwall.com/lists/oss-security/2009/11/20/3
• http://securityreason.com/securityalert/6600
• http://www.php.net/releases/5_2_12.php
• http://news.php.net/php.announce/79
• http://svn.php.net/viewvc?view=revision&revision=288943
• http://www.mandriva.com/security/advisories?name=MDVSA-2009:285
• http://secunia.com/advisories/37821
• http://svn.php.net/viewvc/php/php-src/branches/PHP_5_3/ext/posix/posix.c?view=log
• http://lists.apple.com/archives/security-announce/2010//Mar/msg00001.html
• http://www.php.net/ChangeLog-5.php
• http://support.apple.com/kb/HT4077
• http://www.openwall.com/lists/oss-security/2009/11/20/2
• http://www.php.net/releases/5_3_1.php
• http://www.vupen.com/english/advisories/2009/3593
• http://www.openwall.com/lists/oss-security/2009/11/20/5
• http://secunia.com/advisories/37412
• http://svn.php.net/viewvc/php/php-src/branches/PHP_5_2/ext/posix/posix.c?view=log
• http://www.mandriva.com/security/advisories?name=MDVSA-2009:302
• http://www.mandriva.com/security/advisories?name=MDVSA-2009:303

References

• http://www.openwall.com/lists/oss-security/2009/11/20/3
• http://securityreason.com/securityalert/6600
• http://www.php.net/releases/5_2_12.php
• http://news.php.net/php.announce/79
• http://svn.php.net/viewvc?view=revision&revision=288943
• http://www.mandriva.com/security/advisories?name=MDVSA-2009:285
• http://secunia.com/advisories/37821
• http://svn.php.net/viewvc/php/php-src/branches/PHP_5_3/ext/posix/posix.c?view=log
• http://lists.apple.com/archives/security-announce/2010//Mar/msg00001.html
• http://www.php.net/ChangeLog-5.php
• http://support.apple.com/kb/HT4077
• http://www.openwall.com/lists/oss-security/2009/11/20/2
• http://www.php.net/releases/5_3_1.php
• http://www.vupen.com/english/advisories/2009/3593
• http://www.openwall.com/lists/oss-security/2009/11/20/5
• http://secunia.com/advisories/37412
• http://svn.php.net/viewvc/php/php-src/branches/PHP_5_2/ext/posix/posix.c?view=log
• http://www.mandriva.com/security/advisories?name=MDVSA-2009:302
• http://www.mandriva.com/security/advisories?name=MDVSA-2009:303

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