ZDI-12-012 : (0Day) McAfee SaaS myCIOScn.dll ShowReport Method Remote Command Execution

Type securityvulns
Reporter Securityvulns
Modified 2012-01-16T00:00:00



ZDI-12-012 : (0Day) McAfee SaaS myCIOScn.dll ShowReport Method Remote Command Execution http://www.zerodayinitiative.com/advisories/ZDI-12-012 January 12, 2012

  • -- CVE ID:

  • -- CVSS: 9, AV:N/AC:L/Au:N/C:P/I:P/A:C

  • -- Affected Vendors:


  • -- Affected Products:

McAfee Security-as-a-Service

  • -- TippingPoint(TM) IPS Customer Protection: TippingPoint IPS customers have been protected against this vulnerability by Digital Vaccine protection filter ID 11710. For further product information on the TippingPoint IPS, visit:


  • -- Vulnerability Details: This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of McAfee Security-as-a-Service. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.

The specific flaws exists within myCIOScn.dll. MyCioScan.Scan.ShowReport() will accept commands that are passed to a function that simply executes them without authentication. This can be leveraged by a malicious attacker to execute arbitrary code within the context of the browser.

  • -- Vendor Response:

  • -- Mitigation: The killbit can be set on this control to disable scripting within Internet Explorer by modifying the data value of the Compatibilty Flags DWORD within the following location in the registry:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\209EBDEE-065C-11D4-A6B8-00C04F0D38B7

If the Compatibility Flags value is set to 0x00000400 the control can no longer be instantiated inside the browser. For more information, please see: http://support.microsoft.com/kb/240797

  • -- Disclosure Timeline: 2011-04-01 - Vulnerability reported to vendor

2012-01-12 - 0Day advisory released in accordance with the ZDI 180 day deadline policy

  • -- Credit: This vulnerability was discovered by:

  • Andrea Micalizzi aka rgod

  • -- About the Zero Day Initiative (ZDI): Established by TippingPoint, The Zero Day Initiative (ZDI) represents a best-of-breed model for rewarding security researchers for responsibly disclosing discovered vulnerabilities.

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