CVE-2009-4512

Oscailt 3.3 - Unauthenticated Local File Inclusion via obj_id Parameter

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2009-4512. PoCs published by s4r4d0.

AI-analyzed exploit summary This exploit demonstrates a Local File Inclusion (LFI) vulnerability in Oscailt 3.3 CMS via the 'obj_id' parameter in index.php. The vulnerability allows an attacker to read arbitrary files, such as /proc/self/environ, by traversing directories and using a null byte (%00) to bypass file extension restrictions.

Description

Directory traversal vulnerability in index.php in Oscailt 3.3, when Use Friendly URL's is disabled, allows remote attackers to include and execute arbitrary local files via a .. (dot dot) in the obj_id parameter.

Exploits (1)

exploitdb WORKING POC VERIFIED
by s4r4d0 · textwebappsphp
https://www.exploit-db.com/exploits/9922

This exploit demonstrates a Local File Inclusion (LFI) vulnerability in Oscailt 3.3 CMS via the 'obj_id' parameter in index.php. The vulnerability allows an attacker to read arbitrary files, such as /proc/self/environ, by traversing directories and using a null byte (%00) to bypass file extension restrictions.

Classification
Working Poc 90%
Attack Type
Info Leak
Complexity
Trivial
Reliability
Reliable
Target: Oscailt CMS 3.3
No auth needed
Prerequisites: magic_quotes must be off · Use Friendly URL's option must be disabled in configuration
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (5)

Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/54023
Vendor Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2009/3096
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/37180

Scores

EPSS 0.0209
EPSS Percentile 79.1%

Details

CWE
CWE-22
Status published
Products (1)
indymedia/oscailt 3.3
Published Dec 31, 2009
Tracked Since Feb 18, 2026