Public Vulnerability Reports

Sun Java System Active Server Pages Information Disclosure Vulnerability

06.03.08

BACKGROUND

Sun Java System Active Server Pages is a multi-platform ASP application server. It provides provides ASP (Active Server Pages) functionality to a web server. More information is available at the following URL.

http://www.sun.com/software/chilisoft/index.xml

DESCRIPTION

Remote exploitation of an information disclosure vulnerability in Sun Microsystem's Java System Active Server Pages allows attackers to obtain sensitive information.

This vulnerability exists due to the placement of the password and configuration data within the application server root directory. By making requests for specific, sensitive documents an attacker could obtain the configuration or password hashes of allowed users.

ANALYSIS

Exploitation allows an attacker to gain sensitive information from the server. No authentication is required to reach the affected ASP applications. The attacker only needs to be able to establish a session with the administration server on TCP port 5100.

DETECTION

iDefense has confirmed the existence of this vulnerability within version 4.0.2 of Sun Microsystems Inc.'s Java System Active Server Pages. Older versions are suspected to be vulnerable.

WORKAROUND

In order to prevent exploitation of this vulnerability, disable administration server by executing the following command as the 'root' user.

 # /opt/casp/admtool -e 

VENDOR RESPONSE

Sun Microsystems has addressed this vulnerability with the release of version 4.0.3 of Sun Java System Active Server Pages. For more information, refer to Sun Alert 238184 at the following URL.

http://sunsolve.sun.com/search/document.do?assetkey=1-66-238184-1

CVE INFORMATION

The Common Vulnerabilities and Exposures (CVE) project has assigned the name CVE-2008-2402 to this issue. This is a candidate for inclusion in the CVE list (http://cve.mitre.org/), which standardizes names for security problems.

DISCLOSURE TIMELINE

04/04/2007 Initial vendor notification
04/05/2007 Initial vendor response
06/03/2008 Coordinated public disclosure

CREDIT

The discoverer of this vulnerability wishes to remain anonymous.

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LEGAL NOTICES

Copyright © 2008 Verisign, Inc.

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