TCExam - exploit.company

vendor:

TCExam

by:

Gjoko 'LiquidWorm' Krstic

7.5

CVSS

HIGH

SQL Injection

CWE

Product Name: TCExam

Affected Version From: 11.2.2009

Affected Version To: 11.2.2011

Patch Exists: YES

Related CWE: N/A

CPE: a:tecnik:tcexam

Metasploit: N/A

Other Scripts: N/A

Tags: N/A

CVSS Metrics: N/A

Nuclei References: N/A

Nuclei Metadata: N/A

Platforms Tested: Microsoft Windows XP Professional SP3 (EN), Apache 2.2.14 (Win32), PHP 5.3.1, MySQL 5.1.41

2011

TCExam <=11.2.011 Multiple SQL Injection Vulnerabilities

Input passed via multiple parameters to multiple scripts is not properly sanitised before being used in SQL queries. This can be exploited to manipulate SQL queries by injecting arbitrary SQL code.

Mitigation:

Upgrade to version 11.2.012 or later

Source

Exploit-DB raw data:

TCExam <=11.2.011 Multiple SQL Injection Vulnerabilities


Vendor: Tecnik.com s.r.l.
Product web page: http://www.tcexam.org
Affected version: 11.2.009, 11.2.010 and 11.2.011

Summary: TCExam is a FLOSS system for electronic exams (also know as
CBA - Computer-Based Assessment, CBT - Computer-Based Testing or e-exam)
that enables educators and trainers to author, schedule, deliver, and
report on quizzes, tests and exams.

Desc: Input passed via multiple parameters to multiple scripts is not
properly sanitised before being used in SQL queries. This can be exploited
to manipulate SQL queries by injecting arbitrary SQL code.

Tested on: Microsoft Windows XP Professional SP3 (EN)
           Apache 2.2.14 (Win32)
           PHP 5.3.1
           MySQL 5.1.41


Vulnerability discovered by Gjoko 'LiquidWorm' Krstic
                            liquidworm gmail com
                            Zero Science Lab


High five to Dr. Nicola Asuni!


Vendor status:

[09.07.2011] Vulnerability discovered.
[10.07.2011] Initial contact with the vendor.
[11.07.2011] Vendor responds asking more details.
[11.07.2011] Sent details to vendor.
[12.07.2011] Vendor confirms the issues.
[12.07.2011] Working with the vendor.
[13.07.2011] Vendor releases version 11.2.012 to address these issues.
[13.07.2011] Coordinated public security advisory released.


Advisory ID: ZSL-2011-5026
Advisory URL: http://www.zeroscience.mk/en/vulnerabilities/ZSL-2011-5026.php

Vendor Patch: http://sourceforge.net/projects/tcexam/files/tcexam_11_2_012.zip
Vendor Changelog: http://sourceforge.net/projects/tcexam/files/CHANGELOG.TXT



09.07.2011


--


********** SQL Injection (script name / parameter(s) / http method) **********

1.  /admin/code/tce_edit_group.php             (group_id)                   - POST
2.  /admin/code/tce_edit_module.php            (module_id, module_user_id)  - POST
3.  /admin/code/tce_edit_rating.php            (test_id)                    - POST
4.  /admin/code/tce_edit_subject.php           (subject_module_id)          - POST
5.  /admin/code/tce_edit_test.php              (test_id)                    - POST
6.  /admin/code/tce_select_users.php           (new_group_id)               - POST
7.  /admin/code/tce_show_all_questions.php     (subject_module_id)          - POST
8.  /admin/code/tce_show_result_questions.php  (orderdir, order_field)      - POST, GET
9.  /admin/code/tce_show_result_user.php       (test_id)                    - POST

-------------------------------------------------


SQLi: POST http://localhost/tcexam/admin/code/{script}.php HTTP/1.0
       - {parameter}={value}[SQLi]