Stadtaus Guestbook include_files parameter file include

guestbook-includefiles-file-include (26252) The risk level is classified as MediumMedium Risk


Stadtaus Guestbook could allow a remote attacker to include malicious PHP files. A remote attacker could send a specially-crafted URL request to various scripts using the 'include_files' parameter to specify a malicious PHP file from a remote system, which would allow the attacker to execute arbitrary code on the vulnerable system.


Gain Access


Upgrade to the current version of Stadtaus Guestbook (1.9 or later) available from the Download Web page. See References.


  • Stadtaus Forum, 2006-04-25 (14:33): Security Update - Version 1.9 released.
  • Download Web page: Download Guestbook Script.
  • Web site: PHP Guestbook Script.
  • BID-17845: Stadtaus Guestbook Index.PHP Remote File Include Vulnerability
  • CVE-2006-2158: Dynamic variable evaluation vulnerability in index.php in Stadtaus Guestbook Script 1.7 and earlier, when register_globals is enabled, allows remote attackers to modify arbitrary program variables via parameters, which are evaluated as PHP variable variables, as demonstrated by performing PHP remote file inclusion using the include_files array parameter.
  • OSVDB ID: 25251: Stadtaus Gästebuch-Script index.php include_files Parameter Remote File Inclusion
  • SA19957: Stadtaus Gästebuch-Script "include_files" File Inclusion

Platforms Affected:

  • Guestbook 1.7 and prior


Apr 25, 2006

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