CVE-2003-1307

Severity: medium (CVSS 4.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.7% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2003-12-31 · updated 2026-06-16

Description

The mod_php module for the Apache HTTP Server allows local users with write access to PHP scripts to send signals to the server's process group and use the server's file descriptors, as demonstrated by sending a STOP signal, then intercepting incoming connections on the server's TCP port. NOTE: the PHP developer has disputed this vulnerability, saying "The opened file descriptors are opened by Apache. It is the job of Apache to protect them ... Not a bug in PHP.

Affected products

Apache HTTP Server: 2.0, 2.0.9, 2.0.28, 2.0.28-beta, 2.0.32, 2.0.32-beta (+15)

References

http://bugs.php.net/38915
http://hackerdom.ru/~dimmo/phpexpl.c
http://www.securityfocus.com/archive/1/348368
http://www.securityfocus.com/archive/1/449234/100/0/threaded
http://www.securityfocus.com/archive/1/449298/100/0/threaded
http://www.securityfocus.com/bid/9302
http://bugs.php.net/38915
http://hackerdom.ru/~dimmo/phpexpl.c
http://www.securityfocus.com/archive/1/348368
http://www.securityfocus.com/archive/1/449234/100/0/threaded
http://www.securityfocus.com/archive/1/449298/100/0/threaded
http://www.securityfocus.com/bid/9302

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