Security Advisories and Notifications


Security Advisory: (BEA05-93.00)

From: Oracle Corporation

Minor Subject: Servlet security constraint fails to properly protect root

Product(s) Affected: WebLogic Server and WebLogic Express

Threat level: High
Some servlets might not be protected from remote access.

Severity: Medium
Servlets might not be protected from remote users as expected.

A problem was identified that could potentially cause a security vulnerability in certain versions of WebLogic Server. Upgrades are available to correct this problem (see Section II). Oracle treats potential security problems with a high degree of urgency and endeavors to take appropriate steps to help ensure the security of our customers' systems. As a result, Oracle strongly suggests the following actions:
I. Read the following advisory.
II. Apply the suggested action.
III. If you know of any additional users interested in future security advisories, please forward them the registration instructions included in this advisory.

I. Advisory

Sites using servlets and security constraints may be affected by this vulnerability.

The servlet root url pattern "../Index.html" is not always constrained as expected.

This patch resolves the issue by ensuring that the root url pattern "../Index.html" properly protects servlet resources.

The following versions of WebLogic Server and WebLogic Express are affected by this vulnerability

  • WebLogic Server 8.1 released through Service Pack 3, on all platforms.
  • WebLogic Server 7.0 released through Service Pack 5, on all platforms.

II. SUGGESTED ACTION


Oracle strongly recommends the following course of actions.

WebLogic Server and WebLogic Express version 8.1
  1. Upgrade to service pack 4.

WebLogic Server and WebLogic Express version 7.0
  1. Upgrade to service pack 6.


SECURITY COMMUNICATIONS

Oracle strongly suggests that customers apply the remedies recommended in all our security advisories. Oracle also urges customers to apply every Service/Maintenance Pack as they are released. Service/Maintenance Packs include a roll-up of all bug fixes for each version of the product, as well as each of the prior Service/Maintenance Packs. Service/Maintenance Packs and information about them can be found at: http://www.oracle.com/technology/software/products/ias/bea_main.html

Note: Information about securing WebLogic Server and WebLogic Express can be found at http://edocs.bea.com/wls/docs103/security.html. Specific lockdown information is provided at http://e-docs.bea.com/wls/docs103/lockdown/index.html. We strongly encourage you to review this documentation to ensure your server deployment is securely configured.

As a policy, if there are any security-related issues with any Oracle product, Oracle will distribute an advisory and instructions with the appropriate course of action. Because the security of your site, data, and code is our highest priority, we are committed to communicating all security-related issues clearly and openly.

All previous advisories can be viewed at: http://www.oracle.com/technology/deploy/security/wls-security.

Additional users who wish to register for product advisory distribution should follow the registration directions at: http://www.oracle.com/technology/deploy/security/alerts.htm.

Security issues can be reported to Oracle by following the directions at: http://www.oracle.com/technology/deploy/security/alerts.htm.

Thank you,
Oracle Corporation