Check Point Advisories

Sun Java System Web Server Digest Authorization Buffer Overflow

Check Point Reference: CPAI-2010-037
Date Published: 16 Feb 2010
Severity: Critical
Last Updated: Monday 07 October, 2013
Source:
Protection Provided by:

Security Gateway
R81, R80, R77, R75, R71, R70, R65
Who is Vulnerable?
Vulnerability Description Sun Microsystems' Java System Web Server is a high performance web server for medium to large business applications. A buffer overflow vulnerability has been reported in Sun Java System Web Server. The vulnerability is due to insufficient boundary checks by the Sun Java Web Server when processing malformed HTTP requests. A remote attacker may trigger this vulnerability by sending a specially crafted HTTP request to a target server. Successful exploitation of this issue would allow the attacker to inject and execute arbitrary code on the affected server.

Protection Overview

This protection will detect and block malformed HTTP requests sent to the vulnerable server.

In order for the protection to be activated, update your Security Gateway product to the latest IPS update. For information on how to update IPS, go to SBP-2006-05, click on Protection tab and select the version of your choice.

Security Gateway R80 / R77 / R75 / R71 / R70 / R65

  1. In the IPS tab, click Protections and find the Sun Java System Web Server Digest Authorization Buffer Overflow protection using the Search tool and Edit the protection's settings.
  2. Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name:  Web Server Enforcement Violation.
Attack Information:  Sun Java System Web Server digest authorization buffer overflow

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