WP e-Commerce pugin for WordPress image_processing.php file upload

wpecommerce-imageprocessing-file-upload (46224) The risk level is classified as MediumMedium Risk

Description:

WP e-Commerce pugin for WordPress could allow a remote attacker to upload arbitrary files, caused by the improper validation of file extensions by the image_processing.php script. By sending a specially-crafted request, a remote attacker could exploit this vulnerability to upload a malicious PHP script, which could allow the attacker to execute arbitrary PHP code on the vulnerable system.

*CVSS:

Base Score: 6
  Access Vector: Network
  Access Complexity: Medium
  Authentication: Single
  Confidentiality Impact: Partial
  Integrity Impact: Partial
  Availability Impact: Partial
 
Temporal Score: 5
  Exploitability: Functional
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Gain Access

Remedy:

Upgrade to the latest version of WP e-Commerce pugin for WordPress (3.6.8 RC1 or later), available from the Instinct Web site. See References.

References:

  • Instinct Web site: WP e-Commerce.
  • BID-31982: Instinct WP e-Commerce 'image_processing.php' Arbitrary File Upload Vulnerability
  • CVE-2008-6811: Unrestricted file upload vulnerability in image_processing.php in the e-Commerce Plugin 3.4 and earlier 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 wp-content/plugins/wp-shopping-cart/.
  • OSVDB ID: 54564: e-Commerce Plugin for Wordpress image_processing.php Unrestricted File Upload Arbitrary Code Execution

Platforms Affected:

  • Instinct WP e-Commerce 3.4

Reported:

Oct 29, 2008

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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

About IBM Internet Security Systems

IBM Internet Security Systems is a trusted security advisor to thousands of the world's leading businesses and governments, helping to provide pre-emptive protection for networks, desktops and servers. The IBM Proventia? integrated security platform is designed to automatically protect against both known and unknown threats, helping to keep networks up and running and shield customers from online attacks before they impact business assets. IBM Internet Security Systems products and services are based on the proactive security intelligence of its X-Force? research and development team ? an unequivocal world authority in vulnerability and threat research. The IBM Internet Security Systems product line is also complemented by comprehensive Managed Security Services and Professional Security Services. For more information, visit the IBM Internet Security Systems Web site at www.iss.net or call 800-776-2362.