Cogent Datahub Stack Buffer Overflow Remote Code Execution Vulnerability

July 26th, 2013
ZDI-13-178 ZDI-CAN-1915

CVE ID

CVSS Score

10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

Affected Vendors

Cogent Real-Time Systems

Affected Products

Cogent Datahub

Vulnerability Details


This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Cogent Datahub. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the web server component's handling of HTTP headers. By sending an overlarge HTTP header, an attacker can overflow a fixed size stack buffer. This vulnerability allows for an attacker to execute arbitrary code in the context of the Datahub process.

Additional Details

Cogent Real-Time Systems has issued an update to correct this vulnerability. More details can be found at:
http://www.cogentdatahub.com/Info/130712_ZDI-CAN-1915_Response.html

Disclosure Timeline

  • 2013-06-25 - Vulnerability reported to vendor
  • 2013-07-26 - Coordinated public release of advisory

Credit

Andrea Micalizzi aka rgod

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