Medium severity

XSS in Oracle Portal Database Access Descriptor

Reflected Cross-Site Scripting in Oracle Application Server via the Database Access Descriptor (DAD) name.

Original release date
August 2010
Discovered by
Vicente Aguilera Díaz
Severity
5.0 / 10 CVSS v2.0
Affected product
Oracle Application Server Portal 10g, version 10.1.2

Antecedentes

Oracle AS Portal is a web application for building and deploying portals, offering a secure and manageable environment to access enterprise software services and information resources.

Description

A reflected XSS vulnerability has been detected in Oracle Application Server that allows arbitrary HTML or script code to be executed in the victim's browser. The injection is carried out through the DAD (Database Access Descriptor) name, the set of values that specifies how a database server should handle an HTTP request.

Business impact

An attacker can execute arbitrary HTML or script code in a user's browser, which can be used to steal sensitive information such as credentials or personal data.

Affected systems

Tested on Oracle Application Server Portal (Oracle AS Portal) 10g, version 10.1.2. Other versions may be affected.

Solución

Install the latest CPU (Critical Patch Update).

Calendario de divulgación

11 Aug 2010 Vulnerability discovered by Internet Security Auditors.
11 Aug 2010 Contact with Oracle, including the proof of concept.
12 Aug 2010 Oracle says it will investigate the vulnerability.
19 Apr 2011 Oracle fixes the vulnerability in the CPU.
1 May 2011 Send to the lists.

References

Sobre Internet Security Auditors

Company based in Spain and Colombia, specializing in web application auditing, network security, penetration testing, and compliance implementation and assessment. Our clients include some of the largest finance, telecommunications, insurance, and ICT companies. A vendor-independent provider with in-depth experience since 2001. Our R&D efforts include vulnerability research, collaboration on open security projects, whitepapers, and participation in industry events.

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