Advisory Details

December 3rd, 2014

Cisco OpenH264 Use-After-Free Remote Code Execution Vulnerability

ZDI-14-392
ZDI-CAN-2415

CVE ID CVE-2014-8002
CVSS SCORE 9.5, AV:U/AC:L/Au:U/C:P/I:P/A:P
AFFECTED VENDORS Cisco
AFFECTED PRODUCTS OpenH264
VULNERABILITY DETAILS


This vulnerability allows remote attackers to execute arbitrary code on applications using vulnerable versions of Cisco OpenH264.

The specific flaw exists within the decoder logic. By providing malformed H.264 data to the decoder, an attacker can force a dangling pointer to be referenced after it has been freed. This could result in the execution of arbitrary code in the context of the application.

ADDITIONAL DETAILS Cisco has issued an update to correct this vulnerability. More details can be found at:
http://tools.cisco.com/security/center/viewAlert.x?alertId=36501
DISCLOSURE TIMELINE
  • 2014-07-25 - Vulnerability reported to vendor
  • 2014-12-03 - Coordinated public release of advisory
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