TCExam 11.2.011 – Multiple SQL Injections
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] |