WP Symposium 14.11 File Upload UploadHandler.php memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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9.0$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in WP Symposium 14.11. This affects an unknown part of the file UploadHandler.php of the component File Upload. Such manipulation leads to memory corruption. This vulnerability is uniquely identified as CVE-2014-10021. The attack can be launched remotely. Moreover, an exploit is present. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in WP Symposium 14.11 (WordPress Plugin). It has been rated as very critical. Affected by this issue is an unknown functionality of the file UploadHandler.php of the component File Upload. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Unrestricted file upload vulnerability in UploadHandler.php in the WP Symposium plugin 14.11 for WordPress allows remote attackers to execute arbitrary code by uploading a file with an executable extension, then accessing it via a direct request to the file in server/php/.

The weakness was disclosed 01/13/2015 by Claudio Viviani (Website). The advisory is shared for download at securityfocus.com. This vulnerability is handled as CVE-2014-10021 since 01/13/2015. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details as well as a public exploit are known. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 01/12/2025).

A public exploit has been developed by Claudio Viviani in Python and been published before and not just after the advisory. The exploit is available at securityfocus.com. It is declared as proof-of-concept. By approaching the search of inurl:UploadHandler.php it is possible to find vulnerable targets with Google Hacking. The vulnerability scanner Nessus provides a plugin with the ID 105372 (WP Symposium Plugin Arbitrary File Upload), 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 11928 (Wordpress WPSymposium Plugin Arbitrary File Upload Vulnerability).

Upgrading eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (35543), Tenable (105372) and SecurityFocus (BID 71686†). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.0

VulDB Base Score: 10.0
VulDB Temp Score: 9.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Claudio Viviani
Programming Language: 🔍
Download: 🔍
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 105372
Nessus Name: WP Symposium Plugin Arbitrary File Upload
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Saint ID: wp_symposium_wordpress_plugin_file_upload
Saint Name: WP Symposium Plugin for WordPress Arbitrary File Upload

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/11/2014 🔍
12/15/2014 +4 days 🔍
12/15/2014 +0 days 🔍
12/15/2014 +0 days 🔍
01/13/2015 +29 days 🔍
01/13/2015 +0 days 🔍
01/13/2015 +0 days 🔍
03/27/2015 +73 days 🔍
12/19/2017 +998 days 🔍
01/12/2025 +2581 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Researcher: Claudio Viviani
Status: Confirmed

CVE: CVE-2014-10021 (🔍)
GCVE (CVE): GCVE-0-2014-10021
GCVE (VulDB): GCVE-100-73592
SecurityFocus: 71686 - WordPress WP Symposium Plugin Multiple Arbitrary File Upload Vulnerabilities

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

Entryinfo

Created: 03/27/2015 14:56
Updated: 01/12/2025 07:04
Changes: 03/27/2015 14:56 (46), 04/02/2018 11:42 (28), 01/12/2025 07:04 (15)
Complete: 🔍
Cache ID: 216:9D6:103

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