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

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Joomla CMS 2.5.13/3.1.4. It has been classified as critical. This affects an unknown part of the file administrator/components/com_media/helpers/media.php of the component File Upload. This manipulation as part of PHP File causes input validation. This vulnerability is tracked as CVE-2013-5576. The attack is possible to be carried out remotely. Moreover, an exploit is present. Upgrading the affected component is recommended.

Detailsinfo

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 summary by CVE is:

administrator/components/com_media/helpers/media.php in the media manager in Joomla! 2.5.x before 2.5.14 and 3.x before 3.1.5 allows remote authenticated users or remote attackers to bypass intended access restrictions and upload files with dangerous extensions via a filename with a trailing . (dot), as exploited in the wild in August 2013.

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 developer.joomla.org. 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 possible to download the exploit at exploit-db.com. It is declared as attacked. 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 r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 12857 (Joomla! com_contact, com_weblinks, and com_newsfeeds Multiple Cross-Site Scripting Vulnerabilities).

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 github.com. 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), Exploit-DB (27610), Zero-Day.cz (252), Tenable (69273) and SecurityFocus (BID 61582†). Additional details are provided at joomla.org. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Attacked
Author: metasploit
Download: 🔍
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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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: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

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: 🔍
Zero-Day.cz: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: CMS 2.5.14
Patch: github.com
Fortigate IPS: 🔍

Timelineinfo

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 🔍
12/24/2024 +4094 days 🔍

Sourcesinfo

Vendor: joomla.org

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

CVE: CVE-2013-5576 (🔍)
GCVE (CVE): GCVE-0-2013-5576
GCVE (VulDB): GCVE-100-9847
CERT: 🔍
X-Force: 86161
SecurityFocus: 61582 - Joomla! 'media.php' Arbitrary File Upload Vulnerability
Secunia: 54326 - Joomla! Arbitrary File Upload Vulnerability, Moderately Critical
OSVDB: 95933
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

scip Labs: https://www.scip.ch/en/?labs.20161013
Misc.: 🔍

Entryinfo

Created: 08/06/2013 12:32
Updated: 12/24/2024 15:27
Changes: 08/06/2013 12:32 (97), 04/21/2019 09:17 (2), 07/14/2024 02:16 (17), 08/16/2024 12:03 (1), 12/24/2024 15:27 (2)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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