RealNetworks Helix Server SNMP Master Agent TCP Connection Denial of Service (CVE-2012-1923)
|Check Point Reference:||CPAI-2012-289|
|Source:||RealNetworks Advisory 52929|
|Protection Provided by:||
Who is Vulnerable?
RealNetworks Helix Mobile Server 14.20
RealNetworks Helix Server 14.20
A denial of service vulnerability has been reported in RealNetworks Helix server.
The vulnerability is due to an error in the way the SNMP Master Agent process handles connection terminations on TCP port 705. A remote attacker can exploit this issue by connecting to the target server on port 705/TCP and then closing the connection. Successful exploitation would cause the SNMP Master Agent service to crash, resulting in a denial of service condition.
This protection will detect and block attempts to establish connections on TCP port 705.
In order for the protection to be activated, update your product to the latest update. For information on how to update , go to SBP-2006-05, Protection tab and select the version of your choice.
To configure the defense, select your product from the list below and follow the related protection steps.
Security Gateway R75 / R71 / R70
How Can I Protect My Network?
- In the IPS tab, click Protections and find the RealNetworks Helix Server SNMP Master Agent TCP Connection Denial of Service protection using the Search tool and Edit the protection's settings.
- Install policy on all modules.
How Do I Know if My Network is Under Attack?
SmartView Tracker will log the following entries:
Attack Name: Application Servers Protection Violation
Attack Information: RealNetworks Helix Server SNMP Master Agent TCP Connection Denial of Service