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Novell Remote Manager Off-by-One Denial of Service


Check Point Reference: CPAI-2012-408
Date Published:
Source: Secunia Advisory SA49792
Protection Provided by: Security Gateway
  • R75
Who is Vulnerable?
Novell Remote Manager 2.0.2 Release 99.10
Vulnerability Description
An off-by-one denial of service vulnerability has been reported in Novell Remote Manager.
Vulnerability Details
The vulnerability is due to insufficient validation of the HTTP Host header values. A remote attacker can exploit this vulnerability by sending a specially crafted HTTP POST request to the vulnerable server. Successful exploitation would lead to a denial-of-service condition.

Protection Overview
This protection will detect and block malicious HTTP requests sent to the target.

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?

  1. In the IPS tab, click Protections and find the Novell Remote Manager Off-by-One Denial of Service protection using the Search tool and Edit the protection's settings.
  2. Install policy on all modules.

How Do I Know if My Network is Under Attack?
SmartView Tracker will log the following entries:
Attack Name: Web Server Enforcement Violation
Attack Information: Novell Remote Manager Off-by-One Denial of Service