TippingPoint Zero Day Initiative
 

Symantec Web Gateway upload_file Remote Code Execution Vulnerability

ZDI-12-091: June 8th, 2012

CVE ID

CVSS Score

Affected Vendors

Affected Products

    Web Gateway

Vulnerability Details


This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Symantec Web Gateway. Authentication is not required to exploit this vulnerability.

The specific flaw exists because Symantec Web Gateway allows unauthenticated users to upload a file while preserving the file extension. This allows users to upload additional script files that can be used to execute remote code from user supplied commands under the context of the webserver.

Vendor Response

Symantec has issued an update to correct this vulnerability. More details can be found at:

Disclosure Timeline

    2011-11-22 - Vulnerability reported to vendor
    2012-06-08 - Coordinated public release of advisory

Credit

This vulnerability was discovered by:
    Tenable Network Security