TippingPoint Zero Day Initiative

IBM Rational Rhapsody BBFlashBack.FBRecorder.1 Control Multiple Remote Code Execution Vulnerabilities

ZDI-12-028: February 8th, 2012


CVSS Score

Affected Vendors

Affected Products

TippingPoint™ IPS Customer Protection

TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 12042. For further product information on the TippingPoint IPS:

Vulnerability Details

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of IBM Rational Rhapsody. 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 BB FlashBack Recorder.dll. The Filename property is vulnerable to directory traversal via the Start() method. PauseAndSave() is also vulnerable to directory traversal via its nextfilename parameter. InsertMarker() and InsertSoundToFBRAtMarker() have parameters that are vulnerable to script injection and can be combined with the previously mentioned vulnerabilities to achieve remote arbitrary code execution.

Vendor Response

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

Disclosure Timeline

    2011-06-29 - Vulnerability reported to vendor
    2012-02-08 - Coordinated public release of advisory


This vulnerability was discovered by:
    Andrea Micalizzi aka rgod