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CVE-2003-1307

4.3 · MEDIUM

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 demonstrate…

Published Dec 31, 2003apacheEPSS 1.72%

Overview

CVE-2003-1307 is a medium-severity vulnerability affecting apache http_server. It was published on December 31, 2003 and has a CVSS 2.0 base score of 4.3 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 4.3, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories and patches from apache. Update http_server to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Refbugs.php.net/38915Refhackerdom.ru/~dimmo/phpexpl.cRefwww.securityfocus.com/archive/1/348368Refwww.securityfocus.com/archive/1/449234/100/0/threadedRefwww.securityfocus.com/archive/1/449298/100/0/threadedRefwww.securityfocus.com/bid/9302Refbugs.php.net/38915Refhackerdom.ru/~dimmo/phpexpl.cRefwww.securityfocus.com/archive/1/348368Refwww.securityfocus.com/archive/1/449234/100/0/threaded

How CyberStrike helps

Frequently asked questions

What is CVE-2003-1307?

CVE-2003-1307 is a medium-severity vulnerability affecting apache http_server. It was published on December 31, 2003 and has a CVSS 2.0 base score of 4.3 (MEDIUM).

How severe is CVE-2003-1307?

This vulnerability has a CVSS 2.0 base score of 4.3, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2003-1307?

Check the references section for vendor advisories and patches from apache. Update http_server to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2003-1307?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2003-1307 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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