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Servers and applications

CVE-2004-1063

PHP 4.x to 4.3.9, and PHP 5.x to 5.0.2, when running in safe mode on a multithreaded Unix webserver, allows local users to bypass safe_mode_exec_dir restrictions and execute commands outside of the intended safe_mode_exec_dir via shell metacharacters in the current directory name. NOTE: this issue was originally REJECTed by its CNA before publication, but that decision is in active dispute. This…

Severity
High 10.0
Published
10 Jan 2005
Last changed
16 Jun 2026
Added to UpHeron
14 Oct 2026
Exploit chance
4.2% in the next 30 daysHigher than 91% of CVEs. EPSS by FIRST, 12 Nov 2026
Attack
Over the network · No login needed
Attacker can
Read data · Change data · Take it down
CVSS vector
AV:N/AC:L/Au:N/C:C/I:C/A:C
Sources
NVD

Description

PHP 4.x to 4.3.9, and PHP 5.x to 5.0.2, when running in safe mode on a multithreaded Unix webserver, allows local users to bypass safe_mode_exec_dir restrictions and execute commands outside of the intended safe_mode_exec_dir via shell metacharacters in the current directory name. NOTE: this issue was originally REJECTed by its CNA before publication, but that decision is in active dispute. This candidate may change significantly in the future as a result of further discussion.

From NVD.

Affected software

SoftwareAffected versions
PHPServers and applications · cpe:a:php:php
  • From 4.0.0 up to 4.3.9
  • From 5.0.0 up to 5.0.2

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2004-1063
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2004-1063