Home    |    View Topics    |    Search    |    Contact Us    |   



Category:   Application (Multimedia)  >   Helix DNA Server Vendors:
Helix DNA Server RTSP Require Header Bug Lets Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1018605
SecurityTracker URL:
CVE Reference:   CVE-2007-4561   (Links to External Site)
Updated:  Mar 26 2008
Original Entry Date:  Aug 25 2007
Impact:   Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): prior to 11.1.4
Description:   A vulnerability was reported in Helix DNA Server. A remote user can execute arbitrary code on the target system.

A remote user can send specially crafted RTSP data with multiple Require headers to trigger a heap overflow and execute arbitrary code on the target system. The code will run with the privileges of the target service.

The vendor was notified on April 6, 2007.

The Mu Security research team discovered this vulnerability.

Impact:   A remote user can execute arbitrary code on the target system.
Solution:   The vendor has issued a fixed version (11.1.4).
Vendor URL: (Links to External Site)
Cause:   Boundary error
Underlying OS:  Linux (Any), UNIX (Any)

Message History:   None.

 Source Message Contents

Subject:  [Full-disclosure] [MU-200708-01] Helix DNA Server Heap Corruption

Hash: SHA1

Helix DNA Server Heap Corruption Vulnerability [MU-200708-01]
August 24, 2007

Affected Products/Versions:

Helix DNA Server versions 11.x

Product Overview:

The Real Time Streaming Protocol (RTSP) is a protocol which allows a
client to remotely control a streaming media server.  RTSP is
implemented in the Real Helix Server, a cross platform media
streaming server with a wide deployment.

Vulnerability Details:

A remote heap overflow condition in Real Helix's RTSP service could allow for arbitrary code execution. 
The vulnerable code is triggered with the use of an RTSP command with multiple 'Require' headers. 

Vendor Response / Solution:

Fixed in release Helix Server 11.1.4
Available from

April 6, 2007   - First contact with vendor
April 26, 2007  - Vendor acknowledges vulnerability
August 24, 2007 - Advisory released


This vulnerability was discovered by the Mu Security research team.

Mu Security offers a new class of security analysis system, delivering a
rigorous and streamlined methodology for verifying the robustness and security
readiness of any IP-based product or application. Founded by the pioneers of
intrusion detection and prevention technology, Mu Security is backed by
preeminent venture capital firms that include Accel Partners, Benchmark
Capital and DAG Ventures. The company is headquartered in Sunnyvale, CA. For
more information, visit the company's website at
Version: GnuPG v1.4.5 (Darwin)


Full-Disclosure - We believe in it.
Hosted and sponsored by Secunia -


Go to the Top of This SecurityTracker Archive Page

Home   |    View Topics   |    Search   |    Contact Us

This web site uses cookies for web analytics. Learn More

Copyright 2021, LLC