TippingPoint Zero Day Initiative
 

RealNetworks RealPlayer rmoc3260 ActiveX Control Memory Corruption Vulnerability

ZDI-08-047: July 25th, 2008

CVE ID

Affected Vendors

Affected Products

    RealPlayer

TippingPoint™ IPS Customer Protection

TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 5834. For further product information on the TippingPoint IPS:

Vulnerability Details

This vulnerability allows remote attackers to execute code on vulnerable installations of RealPlayer. User interaction is required in that a user must visit a malicious web site.

The specific flaw exists in the rmoc3260 ActiveX control exposed through the following CLSIDs:

CFCDAA03-8BE4-11cf-B84B-0020AFBBCCFA
0FDF6D6B-D672-463B-846E-C6FF49109662
224E833B-2CC6-42D9-AE39-90B6A38A4FA2
2F542A2E-EDC9-4BF7-8CB1-87C9919F7F93
3B46067C-FD87-49B6-8DDD-12F0D687035F
3B5E0503-DE28-4BE8-919C-76E0E894A3C2
44CCBCEB-BA7E-4C99-A078-9F683832D493
A1A41E11-91DB-4461-95CD-0C02327FD934
CFCDA953-8BE4-11CF-B84B-0020AFBBCCFA

Specifying malicious values for the 'Controls' or 'Console' properties with a specific timing results in a memory corruption which can lead to code execution under the context of the current user.

Vendor Response

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

Disclosure Timeline

    2008-02-07 - Vulnerability reported to vendor
    2008-07-25 - Coordinated public release of advisory

Credit

This vulnerability was discovered by:
    Peter Vreugdenhil