4812 : Geeklog Image File Upload Arbitrary Code Execution
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Info

Last Modified
10 months ago

Percent Complete
100%

Disclosure
May 29, 2003

Discovery
May 19, 2003

Dates

Exploit
May 29, 2003

Solution
Unknown

Description

 Geeklog contains a flaw that may allow a malicious user to gain access and execute arbitrary code. The issue is triggered when an image file upload occurs. It is possible that the flaw may allow arbitrary script code execution resulting in a loss of confidentiality, integrity, and availability.

Classification

 Location: Remote/Network Access Required
Attack Type: Input Manipulation
Impact: Loss of Confidentiality, Loss of Integrity
Exploit: Exploit Available
Disclosure: OSVDB Verified
OSVDB: Web Related

Technical

 Geeklog does not properly validate the extension for uploaded image files within the users and stories module, allowing an attacker to potentially upload anarbitrary embedded script code that could be executed server-side upon request of the uploaded file. As an example, even PHP code can be uploaded and executed with permissions of the web server process.

Solution

 Upgrade to version 1.3.7.sr2 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products
Geeklog
Watch-list
Geeklog
Watch-list
 1.3.5
1.3.7
0.x
1.0.x
1.1.x
1.2.x
1.3
1.3.1
1.3.2
1.3.3
1.3.4
1.3.6
1.3.7sr1

References

Tools & Filters

Nessus

 11670

Credit
  • pokleyzz - pokleyzzBrand New Doo Dooscan-associates.net - SCAN Associates Sdn. Bhd.
  • sk - skBrand New Doo Dooscan-associates.net - Scan Associates
  • shaharil - shaharilBrand New Doo Dooscan-associates.net - Scan Associates
  • munir - munirBrand New Doo Dooscan-associates.net - Scan Associates

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