Security Advisories and Notifications


Subject: Security Advisory (BEA08-184.00)
From: Oracle Corporation
Minor Subject: An entitlement on an instance of a floatable portlet can be bypassed
Product(s) Affected: WebLogic Portal

Threat level: Low
Under certain circumstances, entitlements can be bypassed on floatable portlets.

Severity: Medium
An attacker may be able to gain unauthorized access to portlets.

A problem was identified that could potentially cause a security vulnerability in certain versions of WebLogic Portal. Procedures 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

In certain circumstances, an entitlement on an instance of a floatable WLP portlet can be bypassed. As a result, an attacker could display the portlet regardless of any entitlements on it and without requiring authentication.

This advisory corrects this issue by identifying procedures that can be implemented to prevent this unauthorized access.

Impact and CVSS Ratings:

CVSS Severity Score: 4.3 (Medium)
Attack Range (AV): Network
Attack Complexity (AC): Medium
Authentication Level (Au): None
Impact Type: Partial Confidentiality
Vulnerability Type: Elevation of Privilege
CVSS Base Score Vector: (AV:N/AC:M/Au:N/C:P/I:N/A:N)

Complete CVSS Guide: http://www.first.org/cvss/cvss-guide.html
Online Calculator: http://nvd.nist.gov/cvss.cfm?calculator&version=2

The following versions of WebLogic Portal are affected by this vulnerability

  • WebLogic Portal 8.1 released through Service Pack 6, on all platforms.

II. SUGGESTED ACTION

Oracle strongly recommends the following course of actions.

WebLogic Portal 8.1

Read and implement the release note suggestions for CR242587 in WLP 8.1SP6 documented at:
http://edocs.bea.com/wlp/docs81/relnotes/relnotes.html#1117175



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