ZDI-12-091 : Symantec Web Gateway upload_file Remote Code Execution Vulnerability

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ZDI-12-091 : Symantec Web Gateway upload_file Remote Code Execution
Vulnerability
http://www.zerodayinitiative.com/advisories/ZDI-12-091
June 8, 2012

• – CVE ID:

CVE-2012-0299

• – CVSS:

7.5, AV:N/AC:L/Au:N/C:P/I:P/A:P

• – Affected Vendors:

Symantec

• – Affected Products:

Symantec 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:

http://www.symantec.com/security_response/securityupdates/detail.jsp?fid=se
curity_advisory&pvid=security_advisory&year=2012&suid=20120517_00

• – 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

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