Cogent DataHub Heap Buffer Overflow Remote Code Execution Vulnerability

May 19th, 2014
ZDI-14-135 ZDI-CAN-2192

CVE ID

CVE-2014-3788

CVSS Score

7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

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 included Web Server. By providing a request with a crafted Content-Length field, an attacker is able to overflow a heap buffer. An attacker could leverage this 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://cogentdatahub.com/ReleaseNotes.html

Disclosure Timeline

  • 2014-04-07 - Vulnerability reported to vendor
  • 2014-05-19 - Coordinated public release of advisory

Credit

Pawel Wylecial

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