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

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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:

McAfee

• – 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:

  http://www.tippingpoint.com

• – 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.

Researchers interested in getting paid for their security research
through the ZDI can find more information and sign-up at:

http://www.zerodayinitiative.com

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