Oracle Application Server Portal Authentication Bypass Vulnerability

BID:29119

Info

Oracle Application Server Portal Authentication Bypass Vulnerability

Bugtraq ID: 29119
Class: Design Error
CVE: CVE-2008-2138
Remote: Yes
Local: No
Published: May 09 2008 12:00AM
Updated: May 15 2008 05:25PM
Credit: Deniz CEVIK
Vulnerable: Oracle Application Server Portal 10g
+ Oracle Oracle9i Application Server 1.0.2 .2
 + Oracle Oracle9i Application Server 1.0.2 .2
Not Vulnerable:

Discussion

Oracle Application Server Portal Authentication Bypass Vulnerability

Oracle Application Server Portal is prone to a authentication-bypass vulnerability because the application fails to properly restrict access to certain resources.

An attacker can exploit this vulnerability to bypass certain security restrictions and gain access to potentially sensitive contents of the portal.

Oracle Application Server Portal 10g is vulnerable to this issue; other versions may also be affected.

Exploit / POC

Oracle Application Server Portal Authentication Bypass Vulnerability

Attackers can use a browser to exploit this issue.

The following proof of concept is available:

Visiting the 'http://www.example.com/portal/%0A' site will create a cookie sufficient to trigger the issue and access 'http://www.example.com/dav_portal/porta/' without authorization.

Solution / Fix

Oracle Application Server Portal Authentication Bypass Vulnerability

Solution:
Currently we are not aware of any vendor-supplied patches. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].

References

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