Joomla CMS 2.5.13/3.1.4 File Upload media.php PHP File input validation

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.

A vulnerability classified as critical was found in Joomla CMS 2.5.13/3.1.4 (Content Management System). Affected by this vulnerability is an unknown code block of the file administrator/components/com_media/helpers/media.php of the component File Upload. The manipulation as part of a PHP File leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was disclosed 08/01/2013 by Jens Hinrichsen as [20130801] - Core - Unauthorised Uploads as confirmed advisory (Website). It is possible to read the advisory at This vulnerability is known as CVE-2013-5576 since 08/23/2013. The attack can be launched remotely. The requirement for exploitation is a single authentication. Technical details and also a public exploit are known. The advisory points out:

Inadequate filtering leads to the ability to bypass file type upload restrictions.

A public exploit has been developed by metasploit and been published immediately after the advisory. It is declared as highly functional. It is possible to download the exploit at The vulnerability was handled as a non-public zero-day exploit for at least 37 days. During that time the estimated underground price was around $5k-$25k. By approaching the search of inurl:administrator/components/com_media/helpers/media.php it is possible to find vulnerable targets with Google Hacking. The vulnerability scanner Nessus provides a plugin with the ID 69273 (Joomla! 2.5.x < 2.5.14 / 3.x < 3.1.5 .php. File Upload RCE), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CGI abuses and running in the context remote.

Upgrading to version 2.5.14 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (86161), Vulnerability Center (SBV-41039), Tenable (69273) and Exploit-DB (27610). Additional details are provided at






  • open-source

CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍



VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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NVD Base Score: 🔍


Class: Input validation
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Author: metasploit
Download: 🔍
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Nessus ID: 69273
Nessus Name: Joomla! 2.5.x < 2.5.14 / 3.x < 3.1.5 .php. File Upload RCE
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

MetaSploit ID: joomla_media_upload_exec.rb
MetaSploit Name: Joomla Media Manager File Upload Vulnerability
MetaSploit File: 🔍

D2Sec: Joomla 1.5.26 File Upload

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍


Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Exploit Delay Time: 🔍

Upgrade: CMS 2.5.14
Fortigate IPS: 🔍


06/25/2013 🔍
07/31/2013 +36 days 🔍
08/01/2013 +1 days 🔍
08/01/2013 +0 days 🔍
08/01/2013 +0 days 🔍
08/01/2013 +0 days 🔍
08/06/2013 +5 days 🔍
08/08/2013 +2 days 🔍
08/13/2013 +5 days 🔍
08/15/2013 +2 days 🔍
08/23/2013 +8 days 🔍
10/09/2013 +47 days 🔍
04/21/2019 +2020 days 🔍



Advisory: [20130801] - Core - Unauthorised Uploads
Researcher: Jens Hinrichsen
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2013-5576 (🔍)
X-Force: 86161
Vulnerability Center: 41039 - Joomla! 2.5.* Before 2.5.14 and 3.* Before 3.1.5 Unauthorized File Upload Vulnerability Allows Remote Code Execution, High
SecurityFocus: 61582 - Joomla! 'media.php' Arbitrary File Upload Vulnerability
Secunia: 54326 - Joomla! Arbitrary File Upload Vulnerability, Moderately Critical
OSVDB: 95933

scip Labs:
Misc.: 🔍


Created: 08/06/2013 12:32 PM
Updated: 04/21/2019 09:17 AM
Changes: 08/06/2013 12:32 PM (97), 04/21/2019 09:17 AM (2)
Complete: 🔍


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