RealNetworks RealPlayer Advanced Audio Coding Remote Code Execution VulnerabilityZDI-10-267: December 10th, 2010
TippingPoint™ IPS Customer ProtectionTippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 10700. For further product information on the TippingPoint IPS:
This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of RealNetworks Real Player. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.
The specific flaw exists within the application's implementation of the Advanced Audio Coding compression format. When decoding a conditional component of a data block within an AAC frame the application will decompress lossy audio sample data outside the bounds of a buffer. This memory corruption can lead to code execution under the context of the application.
Vendor ResponseRealNetworks has issued an update to correct this vulnerability. More details can be found at:
2010-11-09 - Vulnerability reported to vendor
2010-12-10 - Coordinated public release of advisory
CreditThis vulnerability was discovered by: