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CVE-2003-1307

MediumPublished

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...

Published: Oct 23, 2006
Updated: Aug 8, 2024
Assigning CNA: mitre
Evidence observed: Dec 26, 2003

Primary CVSS

4.3/ 10Medium

nvd · CVSS 2.0

AV:L/AC:L/Au:S/C:P/I:P/A:P

EPSS probability estimate

1.7%

Low · next 30 days

Percentile: 76.2%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

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.

Sources

Apache 2.0.4x mod_php - File Descriptor Leakage (1)Exploit
Steve Grubb · linux · Dec 26, 2003
Apache 2.0.4x mod_php - File Descriptor Leakage (2)Exploit
frauk\x41ser · linux · Dec 26, 2003

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