Advisory Details

February 8th, 2012

IBM Rational Rhapsody BBFlashBack.Recorder.1 InsertMarker Remote Code Execution Vulnerability

ZDI-12-029
ZDI-CAN-1245

CVE ID CVE-2011-1391
CVSS SCORE 9, (AV:N/AC:L/Au:N/C:P/I:P/A:C)
AFFECTED VENDORS IBM
AFFECTED PRODUCTS Rational Rhapsody
TREND MICRO CUSTOMER PROTECTION Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 12043. For further product information on the TippingPoint IPS: http://www.tippingpoint.com
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 flaw exists within BB FlashBack Recorder.dll. Uninitialized pointers may be passed as arguments to InsertMarker() which in turn can allow an attacker to corrupt memory in a controlled fashion. This behavior can be exploited to remotely execute arbitrary code in the context of the user running the browser.

ADDITIONAL DETAILS IBM has issued an update to correct this vulnerability. More details can be found at:
http://www.ibm.com/support/docview.wss?uid=swg21576352
DISCLOSURE TIMELINE
  • 2011-06-29 - Vulnerability reported to vendor
  • 2012-02-08 - Coordinated public release of advisory
CREDIT Andrea Micalizzi aka rgod
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