TippingPoint Zero Day Initiative

RealNetworks RealPlayer PLS File Memory Corruption Vulnerability

ZDI-07-062: October 31st, 2007

CVE ID

Affected Vendors

Affected Products

    RealPlayer

Vulnerability Details

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

The specific flaw exists during the parsing of corrupted playlist files. Malicious corruption causes RealPlayer to call into a static heap address which can be leveraged by an attacker resulting in arbitrary code execution under the context of the logged in user.

Vendor Response

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

Disclosure Timeline

    2007-03-09 - Vulnerability reported to vendor
    2007-10-31 - Coordinated public release of advisory

Credit

This vulnerability was discovered by:
    Anonymous