CVE-2010-1130

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 9.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2010-03-26 · updated 2026-06-16
Weakness: CWE-264

Description

session.c in the session extension in PHP before 5.2.13, and 5.3.1, does not properly interpret ; (semicolon) characters in the argument to the session_save_path function, which allows context-dependent attackers to bypass open_basedir and safe_mode restrictions via an argument that contains multiple ; characters in conjunction with a .. (dot dot).

Affected products

PHP: through 5.2.12; 5.0.0, 5.0.0-beta1, 5.0.0-beta2, 5.0.0-beta3, 5.0.0-beta4, 5.0.0-rc1 (+28)

References

http://secunia.com/advisories/38708
http://securityreason.com/achievement_securityalert/82
http://securityreason.com/securityalert/7008
http://securitytracker.com/id?1023661
http://svn.php.net/viewvc/php/php-src/branches/PHP_5_2/ext/session/session.c?r1=293036&r2=294272
http://svn.php.net/viewvc/php/php-src/branches/PHP_5_2/ext/session/session.c?view=log
http://svn.php.net/viewvc/php/php-src/branches/PHP_5_3/ext/session/session.c?r1=293036&r2=294272
http://svn.php.net/viewvc/php/php-src/branches/PHP_5_3/ext/session/session.c?view=log
http://www.php.net/ChangeLog-5.php
http://www.php.net/releases/5_2_13.php
http://www.vupen.com/english/advisories/2010/0479
http://secunia.com/advisories/38708

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