Document Title: =============== Simple Blog PHP v1.0 - Multiple Web Vulnerabilities References (Source): ==================== http://www.vulnerability-lab.com/get_content.php?id=602 Release Date: ============= 2012-06-08 Vulnerability Laboratory ID (VL-ID): ==================================== 602 Common Vulnerability Scoring System: ==================================== 7.5 Product & Service Introduction: =============================== Simple Blog PHP script installs easily into your existing website layout. Visitors to your website can read your posts and leave comments. Any publication of a new comment is spam protected by using captcha verification. Administrator has their own password protected page. Simple Blog PHP requires PHP and MySQL to run on your server, so please make sure your hosting meet the requirements. Current stable version of Simple Blog PHP is v1.0. Simple Blog PHP support these features: multiple language support simple css setup with unlimited visual combinations at your control installation is an easy single step process copy and paste only one line of code to insert the blog on your web page text/html editor for the post text image, flash and youtube clips supported in the post text search for posts option number of posts per page sort the order of comments server time offset for the comments time option to create a list with banned words prevention of HTML injections approve comments before having them listed email address where all new comments notifications will be sent to Blog RSS Feed - validated by W3C (Copy of the Vendor Homepage: http://www.simpleblogphp.com ) Abstract Advisory Information: ============================== The Vulnerability Laboratory Research Team discovered multiple different web vulnerabilities in Simple Blog PHP v1.0 CMS. Vulnerability Disclosure Timeline: ================================== 2012-06-08: Public or Non-Public Disclosure Discovery Status: ================= Published Exploitation Technique: ======================= Remote Severity Level: =============== High Technical Details & Description: ================================ 1.1 Multiple SQL Injection vulnerabilities are detected in the Simple Blog PHP 1.0 Content Management System. The vulnerability allows an attacker (remote) or local low privileged user account to inject/execute own sql commands on the affected application dbms without user inter action. Successful exploitation of the vulnerability results in dbms & application compromise. The vulnerabilities are located in blog.php & admin.php files and bound values orderBy & id. Vulnerable File(s): [+] blog.php [+] admin.php Vulnerable Parameter(s): [+] id [+] orderBy 1.2 Multiple non persistent cross site scripting vulnerabilities are detected in the Simple Blog PHP 1.0 Content Management System. The vulnerability allows remote attackers to hijack website customer, moderator or admin sessions with high required user inter action or local low privileged user account. Successful exploitation can result in account steal, phishing & client-side content request manipulation. The vulnerabilities are located in the preview.php and admin.php files and the bound values post_id, orderType, search & orderby. Vulnerable File(s): [+] blog.php [+] admin.php Vulnerable Parameter(s): [+] post_id [+] orderType [+] search [+] orderBy Proof of Concept (PoC): ======================= 1.1 The sql injection vulnerabilities can be exploited by remote attackers without required user inter action & without privileged user account. For demonstration or reproduce ... PoC: http://127.0.0.1:8080/cms/blog.php?id=-1'[SQL-INJECTION] -- http://127.0.0.1:8080/cms/blog/admin.php?act=posts&orderType=[ASC/DESC]&search=&orderBy=-1'[SQL-INJECTION] -- http://127.0.0.1:8080/cms/blog/admin.php?act=comments&post_id=&orderType=[ASC|DESC]&search=&orderBy=-1'[SQL-INJECTION] -- http://127.0.0.1:8080/cms/blog/admin.php?act=posts&orderType=-1'[SQL-INJECTION] -- http://127.0.0.1:8080/cms/blog/admin.php?act=comments&post_id=&orderType=-1'[SQL-INJECTION] -- 1.2 The non persistent cross site scripting vulnerabilities can be exploited by remote attacker with medium or high required user inter action & without privileged user account. For demonstration or reproduce ... PoC: http://127.0.0.1:8080/cms/blog.php?id=`&p=`&search=>"<[CROSS SITE SCRIPTING] http://127.0.0.1:8080/cms/blog/admin.php?act=posts&orderType=[ASC|DESC]&search=&orderBy=>"<[CROSS SITE SCRIPTING] http://127.0.0.1:8080/cms/blog/admin.php?act=posts&orderType=[ASC|DESC]&search=>"<[CROSS SITE SCRIPTING] http://127.0.0.1:8080/cms/blog/admin.php?act=posts&orderType=>"<[CROSS SITE SCRIPTING] http://127.0.0.1:8080/cms/blog/admin.php?act=comments&post_id=&orderType=[ASC|DESC]&search=&orderBy=>"<[CROSS SITE SCRIPTING] http://127.0.0.1:8080/cms/blog/admin.php?act=comments&post_id=&orderType=[ASC|DESC]&search=>"<[CROSS SITE SCRIPTING] http://127.0.0.1:8080/cms/blog/admin.php?act=comments&post_id=&orderType=>"<[CROSS SITE SCRIPTING] Security Risk: ============== 1.1 The security risk of the sql injection vulnerabilities are estimated as high(+). 1.2 The security risk of the input validation vulnerabilities are estiamted as medium(+) Credits & Authors: ================== Vulnerability Laboratory [Research Team] - snup (snup@vulnerability-lab.com) [http://snup1.blogspot.com] Disclaimer & Information: ========================= The information provided in this advisory is provided as it is without any warranty. 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